Home / 1,478,755,009.04-2,214,611,298.18-855,657,085.07

Finding the Fourth Proportional to 1,478,755,009.04, 2,214,611,298.18 and 855,657,085.07

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Solution

The fourth proportional to 1,478,755,009.04, 2,214,611,298.18 and 855,657,085.07 is: 1,281,448,134.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,755,009.04 : 2,214,611,298.18 = 855,657,085.07 : x
  2. Step 2: Convert to fraction form
    1,478,755,009.04/2,214,611,298.18 = 855,657,085.07/x
  3. Step 3: Cross multiply
    1,478,755,009.04x = 2,214,611,298.18 × 855,657,085.07
  4. Step 4: Simplify right side
    1,478,755,009.04x = 1,894,947,847,969,323,776
  5. Step 5: Solve for x
    x = 1,894,947,847,969,323,776/1,478,755,009.04
  6. Step 6: Final answer
    x = 1,281,448,134.68

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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.