Home / 590,977,821.40-886,466,732.10-578,884,586.20

Finding the Fourth Proportional to 590,977,821.40, 886,466,732.10 and 578,884,586.20

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Solution

The fourth proportional to 590,977,821.40, 886,466,732.10 and 578,884,586.20 is: 868,326,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,977,821.40 : 886,466,732.10 = 578,884,586.20 : x
  2. Step 2: Convert to fraction form
    590,977,821.40/886,466,732.10 = 578,884,586.20/x
  3. Step 3: Cross multiply
    590,977,821.40x = 886,466,732.10 × 578,884,586.20
  4. Step 4: Simplify right side
    590,977,821.40x = 513,161,927,391,774,784
  5. Step 5: Solve for x
    x = 513,161,927,391,774,784/590,977,821.40
  6. Step 6: Final answer
    x = 868,326,879.30

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Double scale
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Similar ratio
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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.