Home / 10,921,878,355.10-16,382,817,532.65-6,278,076,038.30

Finding the Fourth Proportional to 10,921,878,355.10, 16,382,817,532.65 and 6,278,076,038.30

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Solution

The fourth proportional to 10,921,878,355.10, 16,382,817,532.65 and 6,278,076,038.30 is: 9,417,114,057.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,878,355.10 : 16,382,817,532.65 = 6,278,076,038.30 : x
  2. Step 2: Convert to fraction form
    10,921,878,355.10/16,382,817,532.65 = 6,278,076,038.30/x
  3. Step 3: Cross multiply
    10,921,878,355.10x = 16,382,817,532.65 × 6,278,076,038.30
  4. Step 4: Simplify right side
    10,921,878,355.10x = 102,852,574,191,571,091,456
  5. Step 5: Solve for x
    x = 102,852,574,191,571,091,456/10,921,878,355.10
  6. Step 6: Final answer
    x = 9,417,114,057.45

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Double scale
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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.