Home / 653,502,378,300.81-979,968,876,790.98-347,125,112,081.13

Finding the Fourth Proportional to 653,502,378,300.81, 979,968,876,790.98 and 347,125,112,081.13

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Solution

The fourth proportional to 653,502,378,300.81, 979,968,876,790.98 and 347,125,112,081.13 is: 520,536,447,130.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,502,378,300.81 : 979,968,876,790.98 = 347,125,112,081.13 : x
  2. Step 2: Convert to fraction form
    653,502,378,300.81/979,968,876,790.98 = 347,125,112,081.13/x
  3. Step 3: Cross multiply
    653,502,378,300.81x = 979,968,876,790.98 × 347,125,112,081.13
  4. Step 4: Simplify right side
    653,502,378,300.81x = 340,171,806,192,088,029,069,312
  5. Step 5: Solve for x
    x = 340,171,806,192,088,029,069,312/653,502,378,300.81
  6. Step 6: Final answer
    x = 520,536,447,130.58

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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.