Home / 648,349,886.72-972,912,155.30-595,600,731.96

Finding the Fourth Proportional to 648,349,886.72, 972,912,155.30 and 595,600,731.96

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Solution

The fourth proportional to 648,349,886.72, 972,912,155.30 and 595,600,731.96 is: 893,756,910.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,349,886.72 : 972,912,155.30 = 595,600,731.96 : x
  2. Step 2: Convert to fraction form
    648,349,886.72/972,912,155.30 = 595,600,731.96/x
  3. Step 3: Cross multiply
    648,349,886.72x = 972,912,155.30 × 595,600,731.96
  4. Step 4: Simplify right side
    648,349,886.72x = 579,467,191,826,483,200
  5. Step 5: Solve for x
    x = 579,467,191,826,483,200/648,349,886.72
  6. Step 6: Final answer
    x = 893,756,910.74

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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.