Home / 356,216,643.11-533,952,036.61-149,073,735.26

Finding the Fourth Proportional to 356,216,643.11, 533,952,036.61 and 149,073,735.26

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Solution

The fourth proportional to 356,216,643.11, 533,952,036.61 and 149,073,735.26 is: 223,454,535.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,216,643.11 : 533,952,036.61 = 149,073,735.26 : x
  2. Step 2: Convert to fraction form
    356,216,643.11/533,952,036.61 = 149,073,735.26/x
  3. Step 3: Cross multiply
    356,216,643.11x = 533,952,036.61 × 149,073,735.26
  4. Step 4: Simplify right side
    356,216,643.11x = 79,598,224,547,136,960
  5. Step 5: Solve for x
    x = 79,598,224,547,136,960/356,216,643.11
  6. Step 6: Final answer
    x = 223,454,535.57

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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.