Home / 249,755,079.60-344,620,895.68-156,869,427.96

Finding the Fourth Proportional to 249,755,079.60, 344,620,895.68 and 156,869,427.96

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Solution

The fourth proportional to 249,755,079.60, 344,620,895.68 and 156,869,427.96 is: 216,453,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,755,079.60 : 344,620,895.68 = 156,869,427.96 : x
  2. Step 2: Convert to fraction form
    249,755,079.60/344,620,895.68 = 156,869,427.96/x
  3. Step 3: Cross multiply
    249,755,079.60x = 344,620,895.68 × 156,869,427.96
  4. Step 4: Simplify right side
    249,755,079.60x = 54,060,482,768,384,440
  5. Step 5: Solve for x
    x = 54,060,482,768,384,440/249,755,079.60
  6. Step 6: Final answer
    x = 216,453,987.06

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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.