Home / 540,443,859,479.15-745,834,028,886.95-296,582,055,221.07

Finding the Fourth Proportional to 540,443,859,479.15, 745,834,028,886.95 and 296,582,055,221.07

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Solution

The fourth proportional to 540,443,859,479.15, 745,834,028,886.95 and 296,582,055,221.07 is: 409,295,036,406.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,443,859,479.15 : 745,834,028,886.95 = 296,582,055,221.07 : x
  2. Step 2: Convert to fraction form
    540,443,859,479.15/745,834,028,886.95 = 296,582,055,221.07/x
  3. Step 3: Cross multiply
    540,443,859,479.15x = 745,834,028,886.95 × 296,582,055,221.07
  4. Step 4: Simplify right side
    540,443,859,479.15x = 221,200,989,141,102,508,376,064
  5. Step 5: Solve for x
    x = 221,200,989,141,102,508,376,064/540,443,859,479.15
  6. Step 6: Final answer
    x = 409,295,036,406.34

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Double scale
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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.