Home / 838,461,088.21-1,157,029,084.88-462,116,535.64

Finding the Fourth Proportional to 838,461,088.21, 1,157,029,084.88 and 462,116,535.64

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Solution

The fourth proportional to 838,461,088.21, 1,157,029,084.88 and 462,116,535.64 is: 637,694,795.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,461,088.21 : 1,157,029,084.88 = 462,116,535.64 : x
  2. Step 2: Convert to fraction form
    838,461,088.21/1,157,029,084.88 = 462,116,535.64/x
  3. Step 3: Cross multiply
    838,461,088.21x = 1,157,029,084.88 × 462,116,535.64
  4. Step 4: Simplify right side
    838,461,088.21x = 534,682,272,338,564,480
  5. Step 5: Solve for x
    x = 534,682,272,338,564,480/838,461,088.21
  6. Step 6: Final answer
    x = 637,694,795.69

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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.