Home / 838,362,242.22-1,156,947,794.16-462,032,380.26

Finding the Fourth Proportional to 838,362,242.22, 1,156,947,794.16 and 462,032,380.26

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Solution

The fourth proportional to 838,362,242.22, 1,156,947,794.16 and 462,032,380.26 is: 637,609,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,362,242.22 : 1,156,947,794.16 = 462,032,380.26 : x
  2. Step 2: Convert to fraction form
    838,362,242.22/1,156,947,794.16 = 462,032,380.26/x
  3. Step 3: Cross multiply
    838,362,242.22x = 1,156,947,794.16 × 462,032,380.26
  4. Step 4: Simplify right side
    838,362,242.22x = 534,547,343,172,301,376
  5. Step 5: Solve for x
    x = 534,547,343,172,301,376/838,362,242.22
  6. Step 6: Final answer
    x = 637,609,038.49

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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.