Home / 113,280,768,003.70-169,921,152,005.55-54,507,644,931.70

Finding the Fourth Proportional to 113,280,768,003.70, 169,921,152,005.55 and 54,507,644,931.70

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Solution

The fourth proportional to 113,280,768,003.70, 169,921,152,005.55 and 54,507,644,931.70 is: 81,761,467,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,280,768,003.70 : 169,921,152,005.55 = 54,507,644,931.70 : x
  2. Step 2: Convert to fraction form
    113,280,768,003.70/169,921,152,005.55 = 54,507,644,931.70/x
  3. Step 3: Cross multiply
    113,280,768,003.70x = 169,921,152,005.55 × 54,507,644,931.70
  4. Step 4: Simplify right side
    113,280,768,003.70x = 9,262,001,819,903,941,672,960
  5. Step 5: Solve for x
    x = 9,262,001,819,903,941,672,960/113,280,768,003.70
  6. Step 6: Final answer
    x = 81,761,467,397.55

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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.