Home / 124,428,009.60-186,642,014.40-46,704,763.35

Finding the Fourth Proportional to 124,428,009.60, 186,642,014.40 and 46,704,763.35

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Solution

The fourth proportional to 124,428,009.60, 186,642,014.40 and 46,704,763.35 is: 70,057,145.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,428,009.60 : 186,642,014.40 = 46,704,763.35 : x
  2. Step 2: Convert to fraction form
    124,428,009.60/186,642,014.40 = 46,704,763.35/x
  3. Step 3: Cross multiply
    124,428,009.60x = 186,642,014.40 × 46,704,763.35
  4. Step 4: Simplify right side
    124,428,009.60x = 8,717,071,113,719,293
  5. Step 5: Solve for x
    x = 8,717,071,113,719,293/124,428,009.60
  6. Step 6: Final answer
    x = 70,057,145.03

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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.