Home / 131,761,281,397.32-181,834,403,950.47-74,666,693,466.18

Finding the Fourth Proportional to 131,761,281,397.32, 181,834,403,950.47 and 74,666,693,466.18

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Solution

The fourth proportional to 131,761,281,397.32, 181,834,403,950.47 and 74,666,693,466.18 is: 103,042,210,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,761,281,397.32 : 181,834,403,950.47 = 74,666,693,466.18 : x
  2. Step 2: Convert to fraction form
    131,761,281,397.32/181,834,403,950.47 = 74,666,693,466.18/x
  3. Step 3: Cross multiply
    131,761,281,397.32x = 181,834,403,950.47 × 74,666,693,466.18
  4. Step 4: Simplify right side
    131,761,281,397.32x = 13,576,973,701,375,292,604,416
  5. Step 5: Solve for x
    x = 13,576,973,701,375,292,604,416/131,761,281,397.32
  6. Step 6: Final answer
    x = 103,042,210,559.83

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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.