Home / 127,467,094,059.17-175,920,014,663.66-72,547,619,960.69

Finding the Fourth Proportional to 127,467,094,059.17, 175,920,014,663.66 and 72,547,619,960.69

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Solution

The fourth proportional to 127,467,094,059.17, 175,920,014,663.66 and 72,547,619,960.69 is: 100,124,494,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,467,094,059.17 : 175,920,014,663.66 = 72,547,619,960.69 : x
  2. Step 2: Convert to fraction form
    127,467,094,059.17/175,920,014,663.66 = 72,547,619,960.69/x
  3. Step 3: Cross multiply
    127,467,094,059.17x = 175,920,014,663.66 × 72,547,619,960.69
  4. Step 4: Simplify right side
    127,467,094,059.17x = 12,762,578,367,298,217,705,472
  5. Step 5: Solve for x
    x = 12,762,578,367,298,217,705,472/127,467,094,059.17
  6. Step 6: Final answer
    x = 100,124,494,572.49

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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.