Home / 346,750,643.88-519,432,905.52-208,500,554.52

Finding the Fourth Proportional to 346,750,643.88, 519,432,905.52 and 208,500,554.52

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Solution

The fourth proportional to 346,750,643.88, 519,432,905.52 and 208,500,554.52 is: 312,334,095.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,750,643.88 : 519,432,905.52 = 208,500,554.52 : x
  2. Step 2: Convert to fraction form
    346,750,643.88/519,432,905.52 = 208,500,554.52/x
  3. Step 3: Cross multiply
    346,750,643.88x = 519,432,905.52 × 208,500,554.52
  4. Step 4: Simplify right side
    346,750,643.88x = 108,302,048,836,854,768
  5. Step 5: Solve for x
    x = 108,302,048,836,854,768/346,750,643.88
  6. Step 6: Final answer
    x = 312,334,095.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.