Home / 346,386,525.04-478,009,599.24-187,612,698.34

Finding the Fourth Proportional to 346,386,525.04, 478,009,599.24 and 187,612,698.34

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Solution

The fourth proportional to 346,386,525.04, 478,009,599.24 and 187,612,698.34 is: 258,903,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,386,525.04 : 478,009,599.24 = 187,612,698.34 : x
  2. Step 2: Convert to fraction form
    346,386,525.04/478,009,599.24 = 187,612,698.34/x
  3. Step 3: Cross multiply
    346,386,525.04x = 478,009,599.24 × 187,612,698.34
  4. Step 4: Simplify right side
    346,386,525.04x = 89,680,670,745,838,416
  5. Step 5: Solve for x
    x = 89,680,670,745,838,416/346,386,525.04
  6. Step 6: Final answer
    x = 258,903,462.64

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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.