Home / 673,053,475.80-1,007,511,413.76-573,761,807.40

Finding the Fourth Proportional to 673,053,475.80, 1,007,511,413.76 and 573,761,807.40

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Solution

The fourth proportional to 673,053,475.80, 1,007,511,413.76 and 573,761,807.40 is: 858,879,109.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,053,475.80 : 1,007,511,413.76 = 573,761,807.40 : x
  2. Step 2: Convert to fraction form
    673,053,475.80/1,007,511,413.76 = 573,761,807.40/x
  3. Step 3: Cross multiply
    673,053,475.80x = 1,007,511,413.76 × 573,761,807.40
  4. Step 4: Simplify right side
    673,053,475.80x = 578,071,569,735,066,752
  5. Step 5: Solve for x
    x = 578,071,569,735,066,752/673,053,475.80
  6. Step 6: Final answer
    x = 858,879,109.19

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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.