Home / 382,021,886.87-526,834,523.72-247,916,411.10

Finding the Fourth Proportional to 382,021,886.87, 526,834,523.72 and 247,916,411.10

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Solution

The fourth proportional to 382,021,886.87, 526,834,523.72 and 247,916,411.10 is: 341,893,825.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,021,886.87 : 526,834,523.72 = 247,916,411.10 : x
  2. Step 2: Convert to fraction form
    382,021,886.87/526,834,523.72 = 247,916,411.10/x
  3. Step 3: Cross multiply
    382,021,886.87x = 526,834,523.72 × 247,916,411.10
  4. Step 4: Simplify right side
    382,021,886.87x = 130,610,924,362,636,768
  5. Step 5: Solve for x
    x = 130,610,924,362,636,768/382,021,886.87
  6. Step 6: Final answer
    x = 341,893,825.60

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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.