Home / 70,573,656,345.10-105,860,484,517.65-54,594,713,509.90

Finding the Fourth Proportional to 70,573,656,345.10, 105,860,484,517.65 and 54,594,713,509.90

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Solution

The fourth proportional to 70,573,656,345.10, 105,860,484,517.65 and 54,594,713,509.90 is: 81,892,070,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,573,656,345.10 : 105,860,484,517.65 = 54,594,713,509.90 : x
  2. Step 2: Convert to fraction form
    70,573,656,345.10/105,860,484,517.65 = 54,594,713,509.90/x
  3. Step 3: Cross multiply
    70,573,656,345.10x = 105,860,484,517.65 × 54,594,713,509.90
  4. Step 4: Simplify right side
    70,573,656,345.10x = 5,779,422,824,260,305,944,576
  5. Step 5: Solve for x
    x = 5,779,422,824,260,305,944,576/70,573,656,345.10
  6. Step 6: Final answer
    x = 81,892,070,264.85

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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.