Home / 708,586,590.80-1,063,047,847.80-363,593,464.40

Finding the Fourth Proportional to 708,586,590.80, 1,063,047,847.80 and 363,593,464.40

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Solution

The fourth proportional to 708,586,590.80, 1,063,047,847.80 and 363,593,464.40 is: 545,476,381.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,586,590.80 : 1,063,047,847.80 = 363,593,464.40 : x
  2. Step 2: Convert to fraction form
    708,586,590.80/1,063,047,847.80 = 363,593,464.40/x
  3. Step 3: Cross multiply
    708,586,590.80x = 1,063,047,847.80 × 363,593,464.40
  4. Step 4: Simplify right side
    708,586,590.80x = 386,517,249,804,565,888
  5. Step 5: Solve for x
    x = 386,517,249,804,565,888/708,586,590.80
  6. Step 6: Final answer
    x = 545,476,381.89

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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.