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Finding the Fourth Proportional to 4,838,972,953.40, 7,258,459,430.10 and 4,838,972,953.40

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Solution

The fourth proportional to 4,838,972,953.40, 7,258,459,430.10 and 4,838,972,953.40 is: 7,258,459,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838,972,953.40 : 7,258,459,430.10 = 4,838,972,953.40 : x
  2. Step 2: Convert to fraction form
    4,838,972,953.40/7,258,459,430.10 = 4,838,972,953.40/x
  3. Step 3: Cross multiply
    4,838,972,953.40x = 7,258,459,430.10 × 4,838,972,953.40
  4. Step 4: Simplify right side
    4,838,972,953.40x = 35,123,488,865,605,074,944
  5. Step 5: Solve for x
    x = 35,123,488,865,605,074,944/4,838,972,953.40
  6. Step 6: Final answer
    x = 7,258,459,430.10

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Similar ratio
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1.5x scale

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.