Home / 125,959,069.10-188,938,603.65-118,784,615.60

Finding the Fourth Proportional to 125,959,069.10, 188,938,603.65 and 118,784,615.60

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Solution

The fourth proportional to 125,959,069.10, 188,938,603.65 and 118,784,615.60 is: 178,176,923.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,959,069.10 : 188,938,603.65 = 118,784,615.60 : x
  2. Step 2: Convert to fraction form
    125,959,069.10/188,938,603.65 = 118,784,615.60/x
  3. Step 3: Cross multiply
    125,959,069.10x = 188,938,603.65 × 118,784,615.60
  4. Step 4: Simplify right side
    125,959,069.10x = 22,442,999,406,566,008
  5. Step 5: Solve for x
    x = 22,442,999,406,566,008/125,959,069.10
  6. Step 6: Final answer
    x = 178,176,923.40

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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.