Home / 766,537,233.40-1,149,973,811.70-248,879,582.20

Finding the Fourth Proportional to 766,537,233.40, 1,149,973,811.70 and 248,879,582.20

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Solution

The fourth proportional to 766,537,233.40, 1,149,973,811.70 and 248,879,582.20 is: 373,373,907.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,537,233.40 : 1,149,973,811.70 = 248,879,582.20 : x
  2. Step 2: Convert to fraction form
    766,537,233.40/1,149,973,811.70 = 248,879,582.20/x
  3. Step 3: Cross multiply
    766,537,233.40x = 1,149,973,811.70 × 248,879,582.20
  4. Step 4: Simplify right side
    766,537,233.40x = 286,205,001,796,837,472
  5. Step 5: Solve for x
    x = 286,205,001,796,837,472/766,537,233.40
  6. Step 6: Final answer
    x = 373,373,907.13

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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.