Home / 783,124,312,592.75-1,080,711,603,347.30-435,887,139,610.30

Finding the Fourth Proportional to 783,124,312,592.75, 1,080,711,603,347.30 and 435,887,139,610.30

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Solution

The fourth proportional to 783,124,312,592.75, 1,080,711,603,347.30 and 435,887,139,610.30 is: 601,524,281,588.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,124,312,592.75 : 1,080,711,603,347.30 = 435,887,139,610.30 : x
  2. Step 2: Convert to fraction form
    783,124,312,592.75/1,080,711,603,347.30 = 435,887,139,610.30/x
  3. Step 3: Cross multiply
    783,124,312,592.75x = 1,080,711,603,347.30 × 435,887,139,610.30
  4. Step 4: Simplify right side
    783,124,312,592.75x = 471,068,289,526,715,746,615,296
  5. Step 5: Solve for x
    x = 471,068,289,526,715,746,615,296/783,124,312,592.75
  6. Step 6: Final answer
    x = 601,524,281,588.34

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Double scale
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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.