Home / 288,142,200.48-432,225,260.64-83,670,276

Finding the Fourth Proportional to 288,142,200.48, 432,225,260.64 and 83,670,276

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Solution

The fourth proportional to 288,142,200.48, 432,225,260.64 and 83,670,276 is: 125,508,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,142,200.48 : 432,225,260.64 = 83,670,276 : x
  2. Step 2: Convert to fraction form
    288,142,200.48/432,225,260.64 = 83,670,276/x
  3. Step 3: Cross multiply
    288,142,200.48x = 432,225,260.64 × 83,670,276
  4. Step 4: Simplify right side
    288,142,200.48x = 36,164,406,851,920,736
  5. Step 5: Solve for x
    x = 36,164,406,851,920,736/288,142,200.48
  6. Step 6: Final answer
    x = 125,508,886.90

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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.