Home / 1,680,296,494.60-2,520,444,741.90-710,822,139.40

Finding the Fourth Proportional to 1,680,296,494.60, 2,520,444,741.90 and 710,822,139.40

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Solution

The fourth proportional to 1,680,296,494.60, 2,520,444,741.90 and 710,822,139.40 is: 1,066,233,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,296,494.60 : 2,520,444,741.90 = 710,822,139.40 : x
  2. Step 2: Convert to fraction form
    1,680,296,494.60/2,520,444,741.90 = 710,822,139.40/x
  3. Step 3: Cross multiply
    1,680,296,494.60x = 2,520,444,741.90 × 710,822,139.40
  4. Step 4: Simplify right side
    1,680,296,494.60x = 1,791,587,923,676,838,912
  5. Step 5: Solve for x
    x = 1,791,587,923,676,838,912/1,680,296,494.60
  6. Step 6: Final answer
    x = 1,066,233,209.10

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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.