Home / 495,478,098.24-683,803,348.32-272,499,068.64

Finding the Fourth Proportional to 495,478,098.24, 683,803,348.32 and 272,499,068.64

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Solution

The fourth proportional to 495,478,098.24, 683,803,348.32 and 272,499,068.64 is: 376,072,678.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,478,098.24 : 683,803,348.32 = 272,499,068.64 : x
  2. Step 2: Convert to fraction form
    495,478,098.24/683,803,348.32 = 272,499,068.64/x
  3. Step 3: Cross multiply
    495,478,098.24x = 683,803,348.32 × 272,499,068.64
  4. Step 4: Simplify right side
    495,478,098.24x = 186,335,775,550,113,504
  5. Step 5: Solve for x
    x = 186,335,775,550,113,504/495,478,098.24
  6. Step 6: Final answer
    x = 376,072,678.51

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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.