Home / 556,459,132.23-767,883,623.54-308,924,543.25

Finding the Fourth Proportional to 556,459,132.23, 767,883,623.54 and 308,924,543.25

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Solution

The fourth proportional to 556,459,132.23, 767,883,623.54 and 308,924,543.25 is: 426,299,226.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,459,132.23 : 767,883,623.54 = 308,924,543.25 : x
  2. Step 2: Convert to fraction form
    556,459,132.23/767,883,623.54 = 308,924,543.25/x
  3. Step 3: Cross multiply
    556,459,132.23x = 767,883,623.54 × 308,924,543.25
  4. Step 4: Simplify right side
    556,459,132.23x = 237,218,097,669,704,800
  5. Step 5: Solve for x
    x = 237,218,097,669,704,800/556,459,132.23
  6. Step 6: Final answer
    x = 426,299,226.54

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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.