Home / 1,149,207,030.60-1,724,052,646.80-372,792,068.70

Finding the Fourth Proportional to 1,149,207,030.60, 1,724,052,646.80 and 372,792,068.70

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Solution

The fourth proportional to 1,149,207,030.60, 1,724,052,646.80 and 372,792,068.70 is: 559,266,638.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,207,030.60 : 1,724,052,646.80 = 372,792,068.70 : x
  2. Step 2: Convert to fraction form
    1,149,207,030.60/1,724,052,646.80 = 372,792,068.70/x
  3. Step 3: Cross multiply
    1,149,207,030.60x = 1,724,052,646.80 × 372,792,068.70
  4. Step 4: Simplify right side
    1,149,207,030.60x = 642,713,152,748,282,368
  5. Step 5: Solve for x
    x = 642,713,152,748,282,368/1,149,207,030.60
  6. Step 6: Final answer
    x = 559,266,638.33

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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.