Home / 1,254,357,061.64-1,881,132,779.86-413,810,858.92

Finding the Fourth Proportional to 1,254,357,061.64, 1,881,132,779.86 and 413,810,858.92

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Solution

The fourth proportional to 1,254,357,061.64, 1,881,132,779.86 and 413,810,858.92 is: 620,583,401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,357,061.64 : 1,881,132,779.86 = 413,810,858.92 : x
  2. Step 2: Convert to fraction form
    1,254,357,061.64/1,881,132,779.86 = 413,810,858.92/x
  3. Step 3: Cross multiply
    1,254,357,061.64x = 1,881,132,779.86 × 413,810,858.92
  4. Step 4: Simplify right side
    1,254,357,061.64x = 778,433,171,376,433,920
  5. Step 5: Solve for x
    x = 778,433,171,376,433,920/1,254,357,061.64
  6. Step 6: Final answer
    x = 620,583,401.00

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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.