Home / 160,539,456,275.84-221,490,223,317.28-91,007,637,712.96

Finding the Fourth Proportional to 160,539,456,275.84, 221,490,223,317.28 and 91,007,637,712.96

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Solution

The fourth proportional to 160,539,456,275.84, 221,490,223,317.28 and 91,007,637,712.96 is: 125,559,799,866.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,539,456,275.84 : 221,490,223,317.28 = 91,007,637,712.96 : x
  2. Step 2: Convert to fraction form
    160,539,456,275.84/221,490,223,317.28 = 91,007,637,712.96/x
  3. Step 3: Cross multiply
    160,539,456,275.84x = 221,490,223,317.28 × 91,007,637,712.96
  4. Step 4: Simplify right side
    160,539,456,275.84x = 20,157,302,000,621,625,278,464
  5. Step 5: Solve for x
    x = 20,157,302,000,621,625,278,464/160,539,456,275.84
  6. Step 6: Final answer
    x = 125,559,799,866.19

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1.5x scale

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.