Home / 183,712,938.40-275,569,407.60-81,676,266.40

Finding the Fourth Proportional to 183,712,938.40, 275,569,407.60 and 81,676,266.40

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Solution

The fourth proportional to 183,712,938.40, 275,569,407.60 and 81,676,266.40 is: 122,514,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,712,938.40 : 275,569,407.60 = 81,676,266.40 : x
  2. Step 2: Convert to fraction form
    183,712,938.40/275,569,407.60 = 81,676,266.40/x
  3. Step 3: Cross multiply
    183,712,938.40x = 275,569,407.60 × 81,676,266.40
  4. Step 4: Simplify right side
    183,712,938.40x = 22,507,480,346,827,788
  5. Step 5: Solve for x
    x = 22,507,480,346,827,788/183,712,938.40
  6. Step 6: Final answer
    x = 122,514,399.60

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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.