Home / 598,768,020.10-898,152,030.15-367,988,781.70

Finding the Fourth Proportional to 598,768,020.10, 898,152,030.15 and 367,988,781.70

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Solution

The fourth proportional to 598,768,020.10, 898,152,030.15 and 367,988,781.70 is: 551,983,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,768,020.10 : 898,152,030.15 = 367,988,781.70 : x
  2. Step 2: Convert to fraction form
    598,768,020.10/898,152,030.15 = 367,988,781.70/x
  3. Step 3: Cross multiply
    598,768,020.10x = 898,152,030.15 × 367,988,781.70
  4. Step 4: Simplify right side
    598,768,020.10x = 330,509,871,356,280,128
  5. Step 5: Solve for x
    x = 330,509,871,356,280,128/598,768,020.10
  6. Step 6: Final answer
    x = 551,983,172.55

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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.