Home / 769,824,467.90-1,154,736,701.85-473,918,119.10

Finding the Fourth Proportional to 769,824,467.90, 1,154,736,701.85 and 473,918,119.10

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Solution

The fourth proportional to 769,824,467.90, 1,154,736,701.85 and 473,918,119.10 is: 710,877,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,824,467.90 : 1,154,736,701.85 = 473,918,119.10 : x
  2. Step 2: Convert to fraction form
    769,824,467.90/1,154,736,701.85 = 473,918,119.10/x
  3. Step 3: Cross multiply
    769,824,467.90x = 1,154,736,701.85 × 473,918,119.10
  4. Step 4: Simplify right side
    769,824,467.90x = 547,250,645,796,489,472
  5. Step 5: Solve for x
    x = 547,250,645,796,489,472/769,824,467.90
  6. Step 6: Final answer
    x = 710,877,178.65

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Double scale
Find fourth proportional to 769,824,468.90, 1,154,736,703.35 and 473,918,120.10
Similar ratio
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1.5x scale

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.