Home / 249,606,700.80-373,681,517.70-145,657,366.08

Finding the Fourth Proportional to 249,606,700.80, 373,681,517.70 and 145,657,366.08

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Solution

The fourth proportional to 249,606,700.80, 373,681,517.70 and 145,657,366.08 is: 218,060,915.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,606,700.80 : 373,681,517.70 = 145,657,366.08 : x
  2. Step 2: Convert to fraction form
    249,606,700.80/373,681,517.70 = 145,657,366.08/x
  3. Step 3: Cross multiply
    249,606,700.80x = 373,681,517.70 × 145,657,366.08
  4. Step 4: Simplify right side
    249,606,700.80x = 54,429,465,620,958,904
  5. Step 5: Solve for x
    x = 54,429,465,620,958,904/249,606,700.80
  6. Step 6: Final answer
    x = 218,060,915.22

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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.