Home / 18,020,989,281.15-24,866,679,083.67-9,880,650,664.74

Finding the Fourth Proportional to 18,020,989,281.15, 24,866,679,083.67 and 9,880,650,664.74

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Solution

The fourth proportional to 18,020,989,281.15, 24,866,679,083.67 and 9,880,650,664.74 is: 13,634,044,468.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,020,989,281.15 : 24,866,679,083.67 = 9,880,650,664.74 : x
  2. Step 2: Convert to fraction form
    18,020,989,281.15/24,866,679,083.67 = 9,880,650,664.74/x
  3. Step 3: Cross multiply
    18,020,989,281.15x = 24,866,679,083.67 × 9,880,650,664.74
  4. Step 4: Simplify right side
    18,020,989,281.15x = 245,698,969,217,940,226,048
  5. Step 5: Solve for x
    x = 245,698,969,217,940,226,048/18,020,989,281.15
  6. Step 6: Final answer
    x = 13,634,044,468.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.