Home / 1,986,591,143,597.10-2,979,886,712,053.20-477,358,308,026.67

Finding the Fourth Proportional to 1,986,591,143,597.10, 2,979,886,712,053.20 and 477,358,308,026.67

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Solution

The fourth proportional to 1,986,591,143,597.10, 2,979,886,712,053.20 and 477,358,308,026.67 is: 716,037,461,236.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,591,143,597.10 : 2,979,886,712,053.20 = 477,358,308,026.67 : x
  2. Step 2: Convert to fraction form
    1,986,591,143,597.10/2,979,886,712,053.20 = 477,358,308,026.67/x
  3. Step 3: Cross multiply
    1,986,591,143,597.10x = 2,979,886,712,053.20 × 477,358,308,026.67
  4. Step 4: Simplify right side
    1,986,591,143,597.10x = 1,422,473,678,976,872,423,096,320
  5. Step 5: Solve for x
    x = 1,422,473,678,976,872,423,096,320/1,986,591,143,597.10
  6. Step 6: Final answer
    x = 716,037,461,236.85

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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.