Home / 295,237,984.30-442,854,643.65-76,887,904.30

Finding the Fourth Proportional to 295,237,984.30, 442,854,643.65 and 76,887,904.30

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Solution

The fourth proportional to 295,237,984.30, 442,854,643.65 and 76,887,904.30 is: 115,331,248.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,237,984.30 : 442,854,643.65 = 76,887,904.30 : x
  2. Step 2: Convert to fraction form
    295,237,984.30/442,854,643.65 = 76,887,904.30/x
  3. Step 3: Cross multiply
    295,237,984.30x = 442,854,643.65 × 76,887,904.30
  4. Step 4: Simplify right side
    295,237,984.30x = 34,050,165,459,771,800
  5. Step 5: Solve for x
    x = 34,050,165,459,771,800/295,237,984.30
  6. Step 6: Final answer
    x = 115,331,248.93

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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.