Home / 1,078,872,755.67-1,488,844,354.10-583,835,477.67

Finding the Fourth Proportional to 1,078,872,755.67, 1,488,844,354.10 and 583,835,477.67

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Solution

The fourth proportional to 1,078,872,755.67, 1,488,844,354.10 and 583,835,477.67 is: 805,692,932.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,872,755.67 : 1,488,844,354.10 = 583,835,477.67 : x
  2. Step 2: Convert to fraction form
    1,078,872,755.67/1,488,844,354.10 = 583,835,477.67/x
  3. Step 3: Cross multiply
    1,078,872,755.67x = 1,488,844,354.10 × 583,835,477.67
  4. Step 4: Simplify right side
    1,078,872,755.67x = 869,240,154,649,336,960
  5. Step 5: Solve for x
    x = 869,240,154,649,336,960/1,078,872,755.67
  6. Step 6: Final answer
    x = 805,692,932.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.