Home / 10,921,878,357.60-16,382,817,536.40-6,278,076,040.80

Finding the Fourth Proportional to 10,921,878,357.60, 16,382,817,536.40 and 6,278,076,040.80

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Solution

The fourth proportional to 10,921,878,357.60, 16,382,817,536.40 and 6,278,076,040.80 is: 9,417,114,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,878,357.60 : 16,382,817,536.40 = 6,278,076,040.80 : x
  2. Step 2: Convert to fraction form
    10,921,878,357.60/16,382,817,536.40 = 6,278,076,040.80/x
  3. Step 3: Cross multiply
    10,921,878,357.60x = 16,382,817,536.40 × 6,278,076,040.80
  4. Step 4: Simplify right side
    10,921,878,357.60x = 102,852,574,256,070,918,144
  5. Step 5: Solve for x
    x = 102,852,574,256,070,918,144/10,921,878,357.60
  6. Step 6: Final answer
    x = 9,417,114,061.20

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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.