Home / 1,066,847,564.10-1,472,478,346.17-649,294,326.66

Finding the Fourth Proportional to 1,066,847,564.10, 1,472,478,346.17 and 649,294,326.66

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Solution

The fourth proportional to 1,066,847,564.10, 1,472,478,346.17 and 649,294,326.66 is: 896,165,364.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,847,564.10 : 1,472,478,346.17 = 649,294,326.66 : x
  2. Step 2: Convert to fraction form
    1,066,847,564.10/1,472,478,346.17 = 649,294,326.66/x
  3. Step 3: Cross multiply
    1,066,847,564.10x = 1,472,478,346.17 × 649,294,326.66
  4. Step 4: Simplify right side
    1,066,847,564.10x = 956,071,836,297,880,576
  5. Step 5: Solve for x
    x = 956,071,836,297,880,576/1,066,847,564.10
  6. Step 6: Final answer
    x = 896,165,364.64

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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.