Home / 268,779,315,954.06-370,915,604,827.47-145,180,454,697.90

Finding the Fourth Proportional to 268,779,315,954.06, 370,915,604,827.47 and 145,180,454,697.90

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Solution

The fourth proportional to 268,779,315,954.06, 370,915,604,827.47 and 145,180,454,697.90 is: 200,349,107,862.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,779,315,954.06 : 370,915,604,827.47 = 145,180,454,697.90 : x
  2. Step 2: Convert to fraction form
    268,779,315,954.06/370,915,604,827.47 = 145,180,454,697.90/x
  3. Step 3: Cross multiply
    268,779,315,954.06x = 370,915,604,827.47 × 145,180,454,697.90
  4. Step 4: Simplify right side
    268,779,315,954.06x = 53,849,696,163,398,676,381,696
  5. Step 5: Solve for x
    x = 53,849,696,163,398,676,381,696/268,779,315,954.06
  6. Step 6: Final answer
    x = 200,349,107,862.91

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Why These Related Problems?

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