Home / 838,223,633.36-1,156,696,485.45-461,859,159.26

Finding the Fourth Proportional to 838,223,633.36, 1,156,696,485.45 and 461,859,159.26

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Solution

The fourth proportional to 838,223,633.36, 1,156,696,485.45 and 461,859,159.26 is: 637,336,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,223,633.36 : 1,156,696,485.45 = 461,859,159.26 : x
  2. Step 2: Convert to fraction form
    838,223,633.36/1,156,696,485.45 = 461,859,159.26/x
  3. Step 3: Cross multiply
    838,223,633.36x = 1,156,696,485.45 × 461,859,159.26
  4. Step 4: Simplify right side
    838,223,633.36x = 534,230,866,283,150,336
  5. Step 5: Solve for x
    x = 534,230,866,283,150,336/838,223,633.36
  6. Step 6: Final answer
    x = 637,336,917.05

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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.