Home / 120,264,034.59-180,464,293.29-64,931,131.68

Finding the Fourth Proportional to 120,264,034.59, 180,464,293.29 and 64,931,131.68

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Solution

The fourth proportional to 120,264,034.59, 180,464,293.29 and 64,931,131.68 is: 97,433,541.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,264,034.59 : 180,464,293.29 = 64,931,131.68 : x
  2. Step 2: Convert to fraction form
    120,264,034.59/180,464,293.29 = 64,931,131.68/x
  3. Step 3: Cross multiply
    120,264,034.59x = 180,464,293.29 × 64,931,131.68
  4. Step 4: Simplify right side
    120,264,034.59x = 11,717,750,791,151,130
  5. Step 5: Solve for x
    x = 11,717,750,791,151,130/120,264,034.59
  6. Step 6: Final answer
    x = 97,433,541.38

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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.