Home / 147,516,246.40-221,208,014.40-56,609,622.40

Finding the Fourth Proportional to 147,516,246.40, 221,208,014.40 and 56,609,622.40

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Solution

The fourth proportional to 147,516,246.40, 221,208,014.40 and 56,609,622.40 is: 84,888,969.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,516,246.40 : 221,208,014.40 = 56,609,622.40 : x
  2. Step 2: Convert to fraction form
    147,516,246.40/221,208,014.40 = 56,609,622.40/x
  3. Step 3: Cross multiply
    147,516,246.40x = 221,208,014.40 × 56,609,622.40
  4. Step 4: Simplify right side
    147,516,246.40x = 12,522,502,167,037,762
  5. Step 5: Solve for x
    x = 12,522,502,167,037,762/147,516,246.40
  6. Step 6: Final answer
    x = 84,888,969.67

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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.