Home / 156,678,551.10-235,017,826.65-48,973,002.30

Finding the Fourth Proportional to 156,678,551.10, 235,017,826.65 and 48,973,002.30

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Solution

The fourth proportional to 156,678,551.10, 235,017,826.65 and 48,973,002.30 is: 73,459,503.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,678,551.10 : 235,017,826.65 = 48,973,002.30 : x
  2. Step 2: Convert to fraction form
    156,678,551.10/235,017,826.65 = 48,973,002.30/x
  3. Step 3: Cross multiply
    156,678,551.10x = 235,017,826.65 × 48,973,002.30
  4. Step 4: Simplify right side
    156,678,551.10x = 11,509,528,565,071,450
  5. Step 5: Solve for x
    x = 11,509,528,565,071,450/156,678,551.10
  6. Step 6: Final answer
    x = 73,459,503.45

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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.