Home / 898,148,409.40-1,347,222,614.10-830,963,769.40

Finding the Fourth Proportional to 898,148,409.40, 1,347,222,614.10 and 830,963,769.40

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Solution

The fourth proportional to 898,148,409.40, 1,347,222,614.10 and 830,963,769.40 is: 1,246,445,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,148,409.40 : 1,347,222,614.10 = 830,963,769.40 : x
  2. Step 2: Convert to fraction form
    898,148,409.40/1,347,222,614.10 = 830,963,769.40/x
  3. Step 3: Cross multiply
    898,148,409.40x = 1,347,222,614.10 × 830,963,769.40
  4. Step 4: Simplify right side
    898,148,409.40x = 1,119,493,181,633,457,536
  5. Step 5: Solve for x
    x = 1,119,493,181,633,457,536/898,148,409.40
  6. Step 6: Final answer
    x = 1,246,445,654.10

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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.