Home / 1,070,127,449.52-1,604,806,073.88-370,429,473.30

Finding the Fourth Proportional to 1,070,127,449.52, 1,604,806,073.88 and 370,429,473.30

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Solution

The fourth proportional to 1,070,127,449.52, 1,604,806,073.88 and 370,429,473.30 is: 555,510,905.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,127,449.52 : 1,604,806,073.88 = 370,429,473.30 : x
  2. Step 2: Convert to fraction form
    1,070,127,449.52/1,604,806,073.88 = 370,429,473.30/x
  3. Step 3: Cross multiply
    1,070,127,449.52x = 1,604,806,073.88 × 370,429,473.30
  4. Step 4: Simplify right side
    1,070,127,449.52x = 594,467,468,696,009,344
  5. Step 5: Solve for x
    x = 594,467,468,696,009,344/1,070,127,449.52
  6. Step 6: Final answer
    x = 555,510,905.70

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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.