Home / 1,218,819,712.28-1,827,985,134.72-596,766,928.28

Finding the Fourth Proportional to 1,218,819,712.28, 1,827,985,134.72 and 596,766,928.28

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Solution

The fourth proportional to 1,218,819,712.28, 1,827,985,134.72 and 596,766,928.28 is: 895,030,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,819,712.28 : 1,827,985,134.72 = 596,766,928.28 : x
  2. Step 2: Convert to fraction form
    1,218,819,712.28/1,827,985,134.72 = 596,766,928.28/x
  3. Step 3: Cross multiply
    1,218,819,712.28x = 1,827,985,134.72 × 596,766,928.28
  4. Step 4: Simplify right side
    1,218,819,712.28x = 1,090,881,073,788,356,352
  5. Step 5: Solve for x
    x = 1,090,881,073,788,356,352/1,218,819,712.28
  6. Step 6: Final answer
    x = 895,030,711.10

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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.