Home / 145,824,291.60-218,736,437.40-38,118,915.60

Finding the Fourth Proportional to 145,824,291.60, 218,736,437.40 and 38,118,915.60

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Solution

The fourth proportional to 145,824,291.60, 218,736,437.40 and 38,118,915.60 is: 57,178,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,824,291.60 : 218,736,437.40 = 38,118,915.60 : x
  2. Step 2: Convert to fraction form
    145,824,291.60/218,736,437.40 = 38,118,915.60/x
  3. Step 3: Cross multiply
    145,824,291.60x = 218,736,437.40 × 38,118,915.60
  4. Step 4: Simplify right side
    145,824,291.60x = 8,337,995,795,895,284
  5. Step 5: Solve for x
    x = 8,337,995,795,895,284/145,824,291.60
  6. Step 6: Final answer
    x = 57,178,373.40

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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.