Home / 514,759,565.24-710,368,657.77-279,810,225.72

Finding the Fourth Proportional to 514,759,565.24, 710,368,657.77 and 279,810,225.72

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Solution

The fourth proportional to 514,759,565.24, 710,368,657.77 and 279,810,225.72 is: 386,138,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,759,565.24 : 710,368,657.77 = 279,810,225.72 : x
  2. Step 2: Convert to fraction form
    514,759,565.24/710,368,657.77 = 279,810,225.72/x
  3. Step 3: Cross multiply
    514,759,565.24x = 710,368,657.77 × 279,810,225.72
  4. Step 4: Simplify right side
    514,759,565.24x = 198,768,414,471,975,456
  5. Step 5: Solve for x
    x = 198,768,414,471,975,456/514,759,565.24
  6. Step 6: Final answer
    x = 386,138,360.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.