Home / 903,910,211.73-1,247,327,225.82-507,356,587.24

Finding the Fourth Proportional to 903,910,211.73, 1,247,327,225.82 and 507,356,587.24

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Solution

The fourth proportional to 903,910,211.73, 1,247,327,225.82 and 507,356,587.24 is: 700,113,436.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,910,211.73 : 1,247,327,225.82 = 507,356,587.24 : x
  2. Step 2: Convert to fraction form
    903,910,211.73/1,247,327,225.82 = 507,356,587.24/x
  3. Step 3: Cross multiply
    903,910,211.73x = 1,247,327,225.82 × 507,356,587.24
  4. Step 4: Simplify right side
    903,910,211.73x = 632,839,684,460,453,632
  5. Step 5: Solve for x
    x = 632,839,684,460,453,632/903,910,211.73
  6. Step 6: Final answer
    x = 700,113,436.32

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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.