Home / 928,746,101.70-1,393,119,152.55-376,047,461.70

Finding the Fourth Proportional to 928,746,101.70, 1,393,119,152.55 and 376,047,461.70

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Solution

The fourth proportional to 928,746,101.70, 1,393,119,152.55 and 376,047,461.70 is: 564,071,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,746,101.70 : 1,393,119,152.55 = 376,047,461.70 : x
  2. Step 2: Convert to fraction form
    928,746,101.70/1,393,119,152.55 = 376,047,461.70/x
  3. Step 3: Cross multiply
    928,746,101.70x = 1,393,119,152.55 × 376,047,461.70
  4. Step 4: Simplify right side
    928,746,101.70x = 523,878,921,162,082,560
  5. Step 5: Solve for x
    x = 523,878,921,162,082,560/928,746,101.70
  6. Step 6: Final answer
    x = 564,071,192.55

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Double scale
Find fourth proportional to 928,746,102.70, 1,393,119,154.05 and 376,047,462.70
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.