Home / 1,107,076,916.10-1,527,798,030.68-612,071,511.06

Finding the Fourth Proportional to 1,107,076,916.10, 1,527,798,030.68 and 612,071,511.06

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Solution

The fourth proportional to 1,107,076,916.10, 1,527,798,030.68 and 612,071,511.06 is: 844,676,314.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,076,916.10 : 1,527,798,030.68 = 612,071,511.06 : x
  2. Step 2: Convert to fraction form
    1,107,076,916.10/1,527,798,030.68 = 612,071,511.06/x
  3. Step 3: Cross multiply
    1,107,076,916.10x = 1,527,798,030.68 × 612,071,511.06
  4. Step 4: Simplify right side
    1,107,076,916.10x = 935,121,649,232,799,744
  5. Step 5: Solve for x
    x = 935,121,649,232,799,744/1,107,076,916.10
  6. Step 6: Final answer
    x = 844,676,314.39

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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.