Home / 1,020,764,565.70-1,531,146,848.55-475,561,212.10

Finding the Fourth Proportional to 1,020,764,565.70, 1,531,146,848.55 and 475,561,212.10

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Solution

The fourth proportional to 1,020,764,565.70, 1,531,146,848.55 and 475,561,212.10 is: 713,341,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,764,565.70 : 1,531,146,848.55 = 475,561,212.10 : x
  2. Step 2: Convert to fraction form
    1,020,764,565.70/1,531,146,848.55 = 475,561,212.10/x
  3. Step 3: Cross multiply
    1,020,764,565.70x = 1,531,146,848.55 × 475,561,212.10
  4. Step 4: Simplify right side
    1,020,764,565.70x = 728,154,051,199,533,184
  5. Step 5: Solve for x
    x = 728,154,051,199,533,184/1,020,764,565.70
  6. Step 6: Final answer
    x = 713,341,818.15

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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.