Home / 1,120,296,740.40-1,680,445,110.60-1,088,011,699.65

Finding the Fourth Proportional to 1,120,296,740.40, 1,680,445,110.60 and 1,088,011,699.65

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Solution

The fourth proportional to 1,120,296,740.40, 1,680,445,110.60 and 1,088,011,699.65 is: 1,632,017,549.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,296,740.40 : 1,680,445,110.60 = 1,088,011,699.65 : x
  2. Step 2: Convert to fraction form
    1,120,296,740.40/1,680,445,110.60 = 1,088,011,699.65/x
  3. Step 3: Cross multiply
    1,120,296,740.40x = 1,680,445,110.60 × 1,088,011,699.65
  4. Step 4: Simplify right side
    1,120,296,740.40x = 1,828,343,940,952,438,272
  5. Step 5: Solve for x
    x = 1,828,343,940,952,438,272/1,120,296,740.40
  6. Step 6: Final answer
    x = 1,632,017,549.48

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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.