Home / 249,160,003.20-373,767,998.40-76,635,446.40

Finding the Fourth Proportional to 249,160,003.20, 373,767,998.40 and 76,635,446.40

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Solution

The fourth proportional to 249,160,003.20, 373,767,998.40 and 76,635,446.40 is: 114,961,779.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,160,003.20 : 373,767,998.40 = 76,635,446.40 : x
  2. Step 2: Convert to fraction form
    249,160,003.20/373,767,998.40 = 76,635,446.40/x
  3. Step 3: Cross multiply
    249,160,003.20x = 373,767,998.40 × 76,635,446.40
  4. Step 4: Simplify right side
    249,160,003.20x = 28,643,877,407,418,488
  5. Step 5: Solve for x
    x = 28,643,877,407,418,488/249,160,003.20
  6. Step 6: Final answer
    x = 114,961,779.74

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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.