Home / 84,937,511.40-127,406,267.10-46,584,205.80

Finding the Fourth Proportional to 84,937,511.40, 127,406,267.10 and 46,584,205.80

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Solution

The fourth proportional to 84,937,511.40, 127,406,267.10 and 46,584,205.80 is: 69,876,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,937,511.40 : 127,406,267.10 = 46,584,205.80 : x
  2. Step 2: Convert to fraction form
    84,937,511.40/127,406,267.10 = 46,584,205.80/x
  3. Step 3: Cross multiply
    84,937,511.40x = 127,406,267.10 × 46,584,205.80
  4. Step 4: Simplify right side
    84,937,511.40x = 5,935,119,766,796,169
  5. Step 5: Solve for x
    x = 5,935,119,766,796,169/84,937,511.40
  6. Step 6: Final answer
    x = 69,876,308.70

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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.