Home / 866,052,048.60-1,299,078,072.90-804,830,045.40

Finding the Fourth Proportional to 866,052,048.60, 1,299,078,072.90 and 804,830,045.40

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Solution

The fourth proportional to 866,052,048.60, 1,299,078,072.90 and 804,830,045.40 is: 1,207,245,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,052,048.60 : 1,299,078,072.90 = 804,830,045.40 : x
  2. Step 2: Convert to fraction form
    866,052,048.60/1,299,078,072.90 = 804,830,045.40/x
  3. Step 3: Cross multiply
    866,052,048.60x = 1,299,078,072.90 × 804,830,045.40
  4. Step 4: Simplify right side
    866,052,048.60x = 1,045,537,064,390,251,520
  5. Step 5: Solve for x
    x = 1,045,537,064,390,251,520/866,052,048.60
  6. Step 6: Final answer
    x = 1,207,245,068.10

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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.