Home / 39,459,712,897.30-59,189,569,345.95-18,539,006,491.30

Finding the Fourth Proportional to 39,459,712,897.30, 59,189,569,345.95 and 18,539,006,491.30

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Solution

The fourth proportional to 39,459,712,897.30, 59,189,569,345.95 and 18,539,006,491.30 is: 27,808,509,736.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,459,712,897.30 : 59,189,569,345.95 = 18,539,006,491.30 : x
  2. Step 2: Convert to fraction form
    39,459,712,897.30/59,189,569,345.95 = 18,539,006,491.30/x
  3. Step 3: Cross multiply
    39,459,712,897.30x = 59,189,569,345.95 × 18,539,006,491.30
  4. Step 4: Simplify right side
    39,459,712,897.30x = 1,097,315,810,321,818,451,968
  5. Step 5: Solve for x
    x = 1,097,315,810,321,818,451,968/39,459,712,897.30
  6. Step 6: Final answer
    x = 27,808,509,736.95

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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.