Home / 1,070,366,703.69-1,477,116,124.60-600,478,110.65

Finding the Fourth Proportional to 1,070,366,703.69, 1,477,116,124.60 and 600,478,110.65

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Solution

The fourth proportional to 1,070,366,703.69, 1,477,116,124.60 and 600,478,110.65 is: 828,665,443.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,366,703.69 : 1,477,116,124.60 = 600,478,110.65 : x
  2. Step 2: Convert to fraction form
    1,070,366,703.69/1,477,116,124.60 = 600,478,110.65/x
  3. Step 3: Cross multiply
    1,070,366,703.69x = 1,477,116,124.60 × 600,478,110.65
  4. Step 4: Simplify right side
    1,070,366,703.69x = 886,975,899,710,457,856
  5. Step 5: Solve for x
    x = 886,975,899,710,457,856/1,070,366,703.69
  6. Step 6: Final answer
    x = 828,665,443.96

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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.