Home / 291,732,480.04-402,586,085.22-159,572,320.36

Finding the Fourth Proportional to 291,732,480.04, 402,586,085.22 and 159,572,320.36

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Solution

The fourth proportional to 291,732,480.04, 402,586,085.22 and 159,572,320.36 is: 220,207,210.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,732,480.04 : 402,586,085.22 = 159,572,320.36 : x
  2. Step 2: Convert to fraction form
    291,732,480.04/402,586,085.22 = 159,572,320.36/x
  3. Step 3: Cross multiply
    291,732,480.04x = 402,586,085.22 × 159,572,320.36
  4. Step 4: Simplify right side
    291,732,480.04x = 64,241,595,763,204,112
  5. Step 5: Solve for x
    x = 64,241,595,763,204,112/291,732,480.04
  6. Step 6: Final answer
    x = 220,207,210.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.