Home / 918,201,671.80-1,377,302,507.70-882,488,836.60

Finding the Fourth Proportional to 918,201,671.80, 1,377,302,507.70 and 882,488,836.60

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Solution

The fourth proportional to 918,201,671.80, 1,377,302,507.70 and 882,488,836.60 is: 1,323,733,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,201,671.80 : 1,377,302,507.70 = 882,488,836.60 : x
  2. Step 2: Convert to fraction form
    918,201,671.80/1,377,302,507.70 = 882,488,836.60/x
  3. Step 3: Cross multiply
    918,201,671.80x = 1,377,302,507.70 × 882,488,836.60
  4. Step 4: Simplify right side
    918,201,671.80x = 1,215,454,087,666,435,584
  5. Step 5: Solve for x
    x = 1,215,454,087,666,435,584/918,201,671.80
  6. Step 6: Final answer
    x = 1,323,733,254.90

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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.