Home / 352,272,857.60-528,409,286.40-93,528,012.80

Finding the Fourth Proportional to 352,272,857.60, 528,409,286.40 and 93,528,012.80

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Solution

The fourth proportional to 352,272,857.60, 528,409,286.40 and 93,528,012.80 is: 140,292,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,272,857.60 : 528,409,286.40 = 93,528,012.80 : x
  2. Step 2: Convert to fraction form
    352,272,857.60/528,409,286.40 = 93,528,012.80/x
  3. Step 3: Cross multiply
    352,272,857.60x = 528,409,286.40 × 93,528,012.80
  4. Step 4: Simplify right side
    352,272,857.60x = 49,421,070,502,058,064
  5. Step 5: Solve for x
    x = 49,421,070,502,058,064/352,272,857.60
  6. Step 6: Final answer
    x = 140,292,019.20

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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.