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Finding the Fourth Proportional to 163,312,493.60, 244,968,740.40 and 141,141,562.40

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Solution

The fourth proportional to 163,312,493.60, 244,968,740.40 and 141,141,562.40 is: 211,712,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,312,493.60 : 244,968,740.40 = 141,141,562.40 : x
  2. Step 2: Convert to fraction form
    163,312,493.60/244,968,740.40 = 141,141,562.40/x
  3. Step 3: Cross multiply
    163,312,493.60x = 244,968,740.40 × 141,141,562.40
  4. Step 4: Simplify right side
    163,312,493.60x = 34,575,270,759,216,004
  5. Step 5: Solve for x
    x = 34,575,270,759,216,004/163,312,493.60
  6. Step 6: Final answer
    x = 211,712,343.60

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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.