Home / 5,038,851,030.70-7,558,276,546.05-4,120,520,982.70

Finding the Fourth Proportional to 5,038,851,030.70, 7,558,276,546.05 and 4,120,520,982.70

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Solution

The fourth proportional to 5,038,851,030.70, 7,558,276,546.05 and 4,120,520,982.70 is: 6,180,781,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038,851,030.70 : 7,558,276,546.05 = 4,120,520,982.70 : x
  2. Step 2: Convert to fraction form
    5,038,851,030.70/7,558,276,546.05 = 4,120,520,982.70/x
  3. Step 3: Cross multiply
    5,038,851,030.70x = 7,558,276,546.05 × 4,120,520,982.70
  4. Step 4: Simplify right side
    5,038,851,030.70x = 31,144,037,101,048,307,712
  5. Step 5: Solve for x
    x = 31,144,037,101,048,307,712/5,038,851,030.70
  6. Step 6: Final answer
    x = 6,180,781,474.05

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Double scale
Find fourth proportional to 5,038,851,031.70, 7,558,276,547.55 and 4,120,520,983.70
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.