Home / 107,909,055.44-161,793,987.02-42,336,820.16

Finding the Fourth Proportional to 107,909,055.44, 161,793,987.02 and 42,336,820.16

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Solution

The fourth proportional to 107,909,055.44, 161,793,987.02 and 42,336,820.16 is: 63,477,925.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,909,055.44 : 161,793,987.02 = 42,336,820.16 : x
  2. Step 2: Convert to fraction form
    107,909,055.44/161,793,987.02 = 42,336,820.16/x
  3. Step 3: Cross multiply
    107,909,055.44x = 161,793,987.02 × 42,336,820.16
  4. Step 4: Simplify right side
    107,909,055.44x = 6,849,842,931,435,114
  5. Step 5: Solve for x
    x = 6,849,842,931,435,114/107,909,055.44
  6. Step 6: Final answer
    x = 63,477,925.03

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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.