Home / 97,013,376,448.40-145,520,064,672.60-55,219,155,597.20

Finding the Fourth Proportional to 97,013,376,448.40, 145,520,064,672.60 and 55,219,155,597.20

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Solution

The fourth proportional to 97,013,376,448.40, 145,520,064,672.60 and 55,219,155,597.20 is: 82,828,733,395.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,013,376,448.40 : 145,520,064,672.60 = 55,219,155,597.20 : x
  2. Step 2: Convert to fraction form
    97,013,376,448.40/145,520,064,672.60 = 55,219,155,597.20/x
  3. Step 3: Cross multiply
    97,013,376,448.40x = 145,520,064,672.60 × 55,219,155,597.20
  4. Step 4: Simplify right side
    97,013,376,448.40x = 8,035,495,093,670,905,905,152
  5. Step 5: Solve for x
    x = 8,035,495,093,670,905,905,152/97,013,376,448.40
  6. Step 6: Final answer
    x = 82,828,733,395.80

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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.