Home / 898,346,053.10-1,347,519,079.65-438,047,288.30

Finding the Fourth Proportional to 898,346,053.10, 1,347,519,079.65 and 438,047,288.30

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Solution

The fourth proportional to 898,346,053.10, 1,347,519,079.65 and 438,047,288.30 is: 657,070,932.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,346,053.10 : 1,347,519,079.65 = 438,047,288.30 : x
  2. Step 2: Convert to fraction form
    898,346,053.10/1,347,519,079.65 = 438,047,288.30/x
  3. Step 3: Cross multiply
    898,346,053.10x = 1,347,519,079.65 × 438,047,288.30
  4. Step 4: Simplify right side
    898,346,053.10x = 590,277,078,773,194,240
  5. Step 5: Solve for x
    x = 590,277,078,773,194,240/898,346,053.10
  6. Step 6: Final answer
    x = 657,070,932.45

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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.