Home / 249,371,998.40-374,057,997.60-103,757,164.40

Finding the Fourth Proportional to 249,371,998.40, 374,057,997.60 and 103,757,164.40

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Solution

The fourth proportional to 249,371,998.40, 374,057,997.60 and 103,757,164.40 is: 155,635,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,371,998.40 : 374,057,997.60 = 103,757,164.40 : x
  2. Step 2: Convert to fraction form
    249,371,998.40/374,057,997.60 = 103,757,164.40/x
  3. Step 3: Cross multiply
    249,371,998.40x = 374,057,997.60 × 103,757,164.40
  4. Step 4: Simplify right side
    249,371,998.40x = 38,811,197,152,118,008
  5. Step 5: Solve for x
    x = 38,811,197,152,118,008/249,371,998.40
  6. Step 6: Final answer
    x = 155,635,746.60

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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.