Home / 898,679,488.40-1,348,019,232.60-742,811,123.60

Finding the Fourth Proportional to 898,679,488.40, 1,348,019,232.60 and 742,811,123.60

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Solution

The fourth proportional to 898,679,488.40, 1,348,019,232.60 and 742,811,123.60 is: 1,114,216,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,679,488.40 : 1,348,019,232.60 = 742,811,123.60 : x
  2. Step 2: Convert to fraction form
    898,679,488.40/1,348,019,232.60 = 742,811,123.60/x
  3. Step 3: Cross multiply
    898,679,488.40x = 1,348,019,232.60 × 742,811,123.60
  4. Step 4: Simplify right side
    898,679,488.40x = 1,001,323,680,802,015,744
  5. Step 5: Solve for x
    x = 1,001,323,680,802,015,744/898,679,488.40
  6. Step 6: Final answer
    x = 1,114,216,685.40

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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.