Home / 352,023,802.40-528,224,660.40-147,572,544.80

Finding the Fourth Proportional to 352,023,802.40, 528,224,660.40 and 147,572,544.80

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Solution

The fourth proportional to 352,023,802.40, 528,224,660.40 and 147,572,544.80 is: 221,438,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,023,802.40 : 528,224,660.40 = 147,572,544.80 : x
  2. Step 2: Convert to fraction form
    352,023,802.40/528,224,660.40 = 147,572,544.80/x
  3. Step 3: Cross multiply
    352,023,802.40x = 528,224,660.40 × 147,572,544.80
  4. Step 4: Simplify right side
    352,023,802.40x = 77,951,457,361,343,792
  5. Step 5: Solve for x
    x = 77,951,457,361,343,792/352,023,802.40
  6. Step 6: Final answer
    x = 221,438,030.13

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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.