Home / 1,070,366,702.69-1,477,116,123.22-600,478,109.65

Finding the Fourth Proportional to 1,070,366,702.69, 1,477,116,123.22 and 600,478,109.65

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Solution

The fourth proportional to 1,070,366,702.69, 1,477,116,123.22 and 600,478,109.65 is: 828,665,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,366,702.69 : 1,477,116,123.22 = 600,478,109.65 : x
  2. Step 2: Convert to fraction form
    1,070,366,702.69/1,477,116,123.22 = 600,478,109.65/x
  3. Step 3: Cross multiply
    1,070,366,702.69x = 1,477,116,123.22 × 600,478,109.65
  4. Step 4: Simplify right side
    1,070,366,702.69x = 886,975,897,399,022,464
  5. Step 5: Solve for x
    x = 886,975,897,399,022,464/1,070,366,702.69
  6. Step 6: Final answer
    x = 828,665,442.57

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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.