Home / 248,833,089.60-373,436,258.40-127,602,139.20

Finding the Fourth Proportional to 248,833,089.60, 373,436,258.40 and 127,602,139.20

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Solution

The fourth proportional to 248,833,089.60, 373,436,258.40 and 127,602,139.20 is: 191,498,909.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,833,089.60 : 373,436,258.40 = 127,602,139.20 : x
  2. Step 2: Convert to fraction form
    248,833,089.60/373,436,258.40 = 127,602,139.20/x
  3. Step 3: Cross multiply
    248,833,089.60x = 373,436,258.40 × 127,602,139.20
  4. Step 4: Simplify right side
    248,833,089.60x = 47,651,265,426,683,968
  5. Step 5: Solve for x
    x = 47,651,265,426,683,968/248,833,089.60
  6. Step 6: Final answer
    x = 191,498,909.99

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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.