Home / 391,140,586,851.60-586,710,880,277.40-272,125,012,630.80

Finding the Fourth Proportional to 391,140,586,851.60, 586,710,880,277.40 and 272,125,012,630.80

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Solution

The fourth proportional to 391,140,586,851.60, 586,710,880,277.40 and 272,125,012,630.80 is: 408,187,518,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,140,586,851.60 : 586,710,880,277.40 = 272,125,012,630.80 : x
  2. Step 2: Convert to fraction form
    391,140,586,851.60/586,710,880,277.40 = 272,125,012,630.80/x
  3. Step 3: Cross multiply
    391,140,586,851.60x = 586,710,880,277.40 × 272,125,012,630.80
  4. Step 4: Simplify right side
    391,140,586,851.60x = 159,658,705,706,115,254,976,512
  5. Step 5: Solve for x
    x = 159,658,705,706,115,254,976,512/391,140,586,851.60
  6. Step 6: Final answer
    x = 408,187,518,946.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.