Home / 98,330,938.80-147,496,408.20-93,292,090.80

Finding the Fourth Proportional to 98,330,938.80, 147,496,408.20 and 93,292,090.80

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Solution

The fourth proportional to 98,330,938.80, 147,496,408.20 and 93,292,090.80 is: 139,938,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,330,938.80 : 147,496,408.20 = 93,292,090.80 : x
  2. Step 2: Convert to fraction form
    98,330,938.80/147,496,408.20 = 93,292,090.80/x
  3. Step 3: Cross multiply
    98,330,938.80x = 147,496,408.20 × 93,292,090.80
  4. Step 4: Simplify right side
    98,330,938.80x = 13,760,248,306,468,264
  5. Step 5: Solve for x
    x = 13,760,248,306,468,264/98,330,938.80
  6. Step 6: Final answer
    x = 139,938,136.20

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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.