Home / 1,103,924,059.40-1,655,886,089.10-939,783,585.80

Finding the Fourth Proportional to 1,103,924,059.40, 1,655,886,089.10 and 939,783,585.80

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Solution

The fourth proportional to 1,103,924,059.40, 1,655,886,089.10 and 939,783,585.80 is: 1,409,675,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,924,059.40 : 1,655,886,089.10 = 939,783,585.80 : x
  2. Step 2: Convert to fraction form
    1,103,924,059.40/1,655,886,089.10 = 939,783,585.80/x
  3. Step 3: Cross multiply
    1,103,924,059.40x = 1,655,886,089.10 × 939,783,585.80
  4. Step 4: Simplify right side
    1,103,924,059.40x = 1,556,174,566,490,736,128
  5. Step 5: Solve for x
    x = 1,556,174,566,490,736,128/1,103,924,059.40
  6. Step 6: Final answer
    x = 1,409,675,378.70

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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.