Home / 521,520,971,444.70-782,281,457,167.05-521,520,971,444.70

Finding the Fourth Proportional to 521,520,971,444.70, 782,281,457,167.05 and 521,520,971,444.70

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Solution

The fourth proportional to 521,520,971,444.70, 782,281,457,167.05 and 521,520,971,444.70 is: 782,281,457,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,520,971,444.70 : 782,281,457,167.05 = 521,520,971,444.70 : x
  2. Step 2: Convert to fraction form
    521,520,971,444.70/782,281,457,167.05 = 521,520,971,444.70/x
  3. Step 3: Cross multiply
    521,520,971,444.70x = 782,281,457,167.05 × 521,520,971,444.70
  4. Step 4: Simplify right side
    521,520,971,444.70x = 407,976,185,484,935,411,269,632
  5. Step 5: Solve for x
    x = 407,976,185,484,935,411,269,632/521,520,971,444.70
  6. Step 6: Final answer
    x = 782,281,457,167.05

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Double scale
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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.