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Finding the Fourth Proportional to 569,883,440.80, 854,153,314.80 and 297,113,802.40

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Solution

The fourth proportional to 569,883,440.80, 854,153,314.80 and 297,113,802.40 is: 445,320,430.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,883,440.80 : 854,153,314.80 = 297,113,802.40 : x
  2. Step 2: Convert to fraction form
    569,883,440.80/854,153,314.80 = 297,113,802.40/x
  3. Step 3: Cross multiply
    569,883,440.80x = 854,153,314.80 × 297,113,802.40
  4. Step 4: Simplify right side
    569,883,440.80x = 253,780,739,192,792,160
  5. Step 5: Solve for x
    x = 253,780,739,192,792,160/569,883,440.80
  6. Step 6: Final answer
    x = 445,320,430.50

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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.