Home / 76,849,573,148.51-115,124,234,134.57-52,941,854,772.05

Finding the Fourth Proportional to 76,849,573,148.51, 115,124,234,134.57 and 52,941,854,772.05

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Solution

The fourth proportional to 76,849,573,148.51, 115,124,234,134.57 and 52,941,854,772.05 is: 79,309,360,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,849,573,148.51 : 115,124,234,134.57 = 52,941,854,772.05 : x
  2. Step 2: Convert to fraction form
    76,849,573,148.51/115,124,234,134.57 = 52,941,854,772.05/x
  3. Step 3: Cross multiply
    76,849,573,148.51x = 115,124,234,134.57 × 52,941,854,772.05
  4. Step 4: Simplify right side
    76,849,573,148.51x = 6,094,890,484,295,311,294,464
  5. Step 5: Solve for x
    x = 6,094,890,484,295,311,294,464/76,849,573,148.51
  6. Step 6: Final answer
    x = 79,309,360,281.25

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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.