Home / 7,220,502,087.40-10,813,534,442.70-7,220,502,087.40

Finding the Fourth Proportional to 7,220,502,087.40, 10,813,534,442.70 and 7,220,502,087.40

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Solution

The fourth proportional to 7,220,502,087.40, 10,813,534,442.70 and 7,220,502,087.40 is: 10,813,534,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,502,087.40 : 10,813,534,442.70 = 7,220,502,087.40 : x
  2. Step 2: Convert to fraction form
    7,220,502,087.40/10,813,534,442.70 = 7,220,502,087.40/x
  3. Step 3: Cross multiply
    7,220,502,087.40x = 10,813,534,442.70 × 7,220,502,087.40
  4. Step 4: Simplify right side
    7,220,502,087.40x = 78,079,148,015,687,139,328
  5. Step 5: Solve for x
    x = 78,079,148,015,687,139,328/7,220,502,087.40
  6. Step 6: Final answer
    x = 10,813,534,442.70

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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.