Home / 714,068,274.64-1,070,613,428.76-363,636,005.52

Finding the Fourth Proportional to 714,068,274.64, 1,070,613,428.76 and 363,636,005.52

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Solution

The fourth proportional to 714,068,274.64, 1,070,613,428.76 and 363,636,005.52 is: 545,204,995.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,068,274.64 : 1,070,613,428.76 = 363,636,005.52 : x
  2. Step 2: Convert to fraction form
    714,068,274.64/1,070,613,428.76 = 363,636,005.52/x
  3. Step 3: Cross multiply
    714,068,274.64x = 1,070,613,428.76 × 363,636,005.52
  4. Step 4: Simplify right side
    714,068,274.64x = 389,313,590,690,357,440
  5. Step 5: Solve for x
    x = 389,313,590,690,357,440/714,068,274.64
  6. Step 6: Final answer
    x = 545,204,995.82

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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.