Home / 705,911,657.58-1,058,478,697.08-291,294,233.28

Finding the Fourth Proportional to 705,911,657.58, 1,058,478,697.08 and 291,294,233.28

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Solution

The fourth proportional to 705,911,657.58, 1,058,478,697.08 and 291,294,233.28 is: 436,780,916.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,911,657.58 : 1,058,478,697.08 = 291,294,233.28 : x
  2. Step 2: Convert to fraction form
    705,911,657.58/1,058,478,697.08 = 291,294,233.28/x
  3. Step 3: Cross multiply
    705,911,657.58x = 1,058,478,697.08 × 291,294,233.28
  4. Step 4: Simplify right side
    705,911,657.58x = 308,328,740,509,131,968
  5. Step 5: Solve for x
    x = 308,328,740,509,131,968/705,911,657.58
  6. Step 6: Final answer
    x = 436,780,916.14

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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.