Home / 1,119,745,509.60-1,679,618,264.40-1,012,250,085.60

Finding the Fourth Proportional to 1,119,745,509.60, 1,679,618,264.40 and 1,012,250,085.60

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Solution

The fourth proportional to 1,119,745,509.60, 1,679,618,264.40 and 1,012,250,085.60 is: 1,518,375,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,745,509.60 : 1,679,618,264.40 = 1,012,250,085.60 : x
  2. Step 2: Convert to fraction form
    1,119,745,509.60/1,679,618,264.40 = 1,012,250,085.60/x
  3. Step 3: Cross multiply
    1,119,745,509.60x = 1,679,618,264.40 × 1,012,250,085.60
  4. Step 4: Simplify right side
    1,119,745,509.60x = 1,700,193,731,914,223,616
  5. Step 5: Solve for x
    x = 1,700,193,731,914,223,616/1,119,745,509.60
  6. Step 6: Final answer
    x = 1,518,375,128.40

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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.