Home / 1,125,822,577.08-1,553,632,466.40-617,184,381.72

Finding the Fourth Proportional to 1,125,822,577.08, 1,553,632,466.40 and 617,184,381.72

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Solution

The fourth proportional to 1,125,822,577.08, 1,553,632,466.40 and 617,184,381.72 is: 851,712,972.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,822,577.08 : 1,553,632,466.40 = 617,184,381.72 : x
  2. Step 2: Convert to fraction form
    1,125,822,577.08/1,553,632,466.40 = 617,184,381.72/x
  3. Step 3: Cross multiply
    1,125,822,577.08x = 1,553,632,466.40 × 617,184,381.72
  4. Step 4: Simplify right side
    1,125,822,577.08x = 958,877,693,195,202,816
  5. Step 5: Solve for x
    x = 958,877,693,195,202,816/1,125,822,577.08
  6. Step 6: Final answer
    x = 851,712,972.11

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Double scale
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1.5x scale

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.