Home / 1,201,701,007.35-1,802,387,874.41-316,312,225.70

Finding the Fourth Proportional to 1,201,701,007.35, 1,802,387,874.41 and 316,312,225.70

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Solution

The fourth proportional to 1,201,701,007.35, 1,802,387,874.41 and 316,312,225.70 is: 474,425,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,701,007.35 : 1,802,387,874.41 = 316,312,225.70 : x
  2. Step 2: Convert to fraction form
    1,201,701,007.35/1,802,387,874.41 = 316,312,225.70/x
  3. Step 3: Cross multiply
    1,201,701,007.35x = 1,802,387,874.41 × 316,312,225.70
  4. Step 4: Simplify right side
    1,201,701,007.35x = 570,117,320,118,725,632
  5. Step 5: Solve for x
    x = 570,117,320,118,725,632/1,201,701,007.35
  6. Step 6: Final answer
    x = 474,425,266.05

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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.