Home / 29,151,779,480.61-40,229,604,446.49-16,291,634,077.68

Finding the Fourth Proportional to 29,151,779,480.61, 40,229,604,446.49 and 16,291,634,077.68

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Solution

The fourth proportional to 29,151,779,480.61, 40,229,604,446.49 and 16,291,634,077.68 is: 22,482,538,164.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,151,779,480.61 : 40,229,604,446.49 = 16,291,634,077.68 : x
  2. Step 2: Convert to fraction form
    29,151,779,480.61/40,229,604,446.49 = 16,291,634,077.68/x
  3. Step 3: Cross multiply
    29,151,779,480.61x = 40,229,604,446.49 × 16,291,634,077.68
  4. Step 4: Simplify right side
    29,151,779,480.61x = 655,405,994,732,023,316,480
  5. Step 5: Solve for x
    x = 655,405,994,732,023,316,480/29,151,779,480.61
  6. Step 6: Final answer
    x = 22,482,538,164.37

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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.