Home / 124,124,059.08-171,291,199.50-71,943,361.20

Finding the Fourth Proportional to 124,124,059.08, 171,291,199.50 and 71,943,361.20

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Solution

The fourth proportional to 124,124,059.08, 171,291,199.50 and 71,943,361.20 is: 99,281,837.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,124,059.08 : 171,291,199.50 = 71,943,361.20 : x
  2. Step 2: Convert to fraction form
    124,124,059.08/171,291,199.50 = 71,943,361.20/x
  3. Step 3: Cross multiply
    124,124,059.08x = 171,291,199.50 × 71,943,361.20
  4. Step 4: Simplify right side
    124,124,059.08x = 12,323,264,636,009,760
  5. Step 5: Solve for x
    x = 12,323,264,636,009,760/124,124,059.08
  6. Step 6: Final answer
    x = 99,281,837.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.