Home / 1,119,744,153.80-1,679,616,230.70-1,012,605,648.20

Finding the Fourth Proportional to 1,119,744,153.80, 1,679,616,230.70 and 1,012,605,648.20

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Solution

The fourth proportional to 1,119,744,153.80, 1,679,616,230.70 and 1,012,605,648.20 is: 1,518,908,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,744,153.80 : 1,679,616,230.70 = 1,012,605,648.20 : x
  2. Step 2: Convert to fraction form
    1,119,744,153.80/1,679,616,230.70 = 1,012,605,648.20/x
  3. Step 3: Cross multiply
    1,119,744,153.80x = 1,679,616,230.70 × 1,012,605,648.20
  4. Step 4: Simplify right side
    1,119,744,153.80x = 1,700,788,882,015,214,336
  5. Step 5: Solve for x
    x = 1,700,788,882,015,214,336/1,119,744,153.80
  6. Step 6: Final answer
    x = 1,518,908,472.30

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Double scale
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1.5x scale

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.