Home / 38,727,069,584.16-53,468,031,760.56-31,607,466,110.40

Finding the Fourth Proportional to 38,727,069,584.16, 53,468,031,760.56 and 31,607,466,110.40

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Solution

The fourth proportional to 38,727,069,584.16, 53,468,031,760.56 and 31,607,466,110.40 is: 43,638,442,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,727,069,584.16 : 53,468,031,760.56 = 31,607,466,110.40 : x
  2. Step 2: Convert to fraction form
    38,727,069,584.16/53,468,031,760.56 = 31,607,466,110.40/x
  3. Step 3: Cross multiply
    38,727,069,584.16x = 53,468,031,760.56 × 31,607,466,110.40
  4. Step 4: Simplify right side
    38,727,069,584.16x = 1,689,989,001,861,691,080,704
  5. Step 5: Solve for x
    x = 1,689,989,001,861,691,080,704/38,727,069,584.16
  6. Step 6: Final answer
    x = 43,638,442,567.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.