Home / 651,623,218,221.60-977,434,827,332.40-651,623,218,221.60

Finding the Fourth Proportional to 651,623,218,221.60, 977,434,827,332.40 and 651,623,218,221.60

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Solution

The fourth proportional to 651,623,218,221.60, 977,434,827,332.40 and 651,623,218,221.60 is: 977,434,827,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,623,218,221.60 : 977,434,827,332.40 = 651,623,218,221.60 : x
  2. Step 2: Convert to fraction form
    651,623,218,221.60/977,434,827,332.40 = 651,623,218,221.60/x
  3. Step 3: Cross multiply
    651,623,218,221.60x = 977,434,827,332.40 × 651,623,218,221.60
  4. Step 4: Simplify right side
    651,623,218,221.60x = 636,919,227,788,212,373,028,864
  5. Step 5: Solve for x
    x = 636,919,227,788,212,373,028,864/651,623,218,221.60
  6. Step 6: Final answer
    x = 977,434,827,332.40

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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.