Home / 429,404,484,000.60-644,106,726,000.90-146,742,495,226.20

Finding the Fourth Proportional to 429,404,484,000.60, 644,106,726,000.90 and 146,742,495,226.20

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Solution

The fourth proportional to 429,404,484,000.60, 644,106,726,000.90 and 146,742,495,226.20 is: 220,113,742,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,404,484,000.60 : 644,106,726,000.90 = 146,742,495,226.20 : x
  2. Step 2: Convert to fraction form
    429,404,484,000.60/644,106,726,000.90 = 146,742,495,226.20/x
  3. Step 3: Cross multiply
    429,404,484,000.60x = 644,106,726,000.90 × 146,742,495,226.20
  4. Step 4: Simplify right side
    429,404,484,000.60x = 94,517,828,165,350,390,235,136
  5. Step 5: Solve for x
    x = 94,517,828,165,350,390,235,136/429,404,484,000.60
  6. Step 6: Final answer
    x = 220,113,742,839.30

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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.