Home / 195,562,641.60-292,896,064.80-99,712,555.20

Finding the Fourth Proportional to 195,562,641.60, 292,896,064.80 and 99,712,555.20

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Solution

The fourth proportional to 195,562,641.60, 292,896,064.80 and 99,712,555.20 is: 149,340,460.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,562,641.60 : 292,896,064.80 = 99,712,555.20 : x
  2. Step 2: Convert to fraction form
    195,562,641.60/292,896,064.80 = 99,712,555.20/x
  3. Step 3: Cross multiply
    195,562,641.60x = 292,896,064.80 × 99,712,555.20
  4. Step 4: Simplify right side
    195,562,641.60x = 29,205,415,029,232,780
  5. Step 5: Solve for x
    x = 29,205,415,029,232,780/195,562,641.60
  6. Step 6: Final answer
    x = 149,340,460.89

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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.