Home / 140,454,021.60-210,681,032.40-117,779,205.60

Finding the Fourth Proportional to 140,454,021.60, 210,681,032.40 and 117,779,205.60

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Solution

The fourth proportional to 140,454,021.60, 210,681,032.40 and 117,779,205.60 is: 176,668,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,454,021.60 : 210,681,032.40 = 117,779,205.60 : x
  2. Step 2: Convert to fraction form
    140,454,021.60/210,681,032.40 = 117,779,205.60/x
  3. Step 3: Cross multiply
    140,454,021.60x = 210,681,032.40 × 117,779,205.60
  4. Step 4: Simplify right side
    140,454,021.60x = 24,813,844,631,059,860
  5. Step 5: Solve for x
    x = 24,813,844,631,059,860/140,454,021.60
  6. Step 6: Final answer
    x = 176,668,808.40

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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.