Home / 997,440,038.40-1,496,301,775.20-307,275,326.40

Finding the Fourth Proportional to 997,440,038.40, 1,496,301,775.20 and 307,275,326.40

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Solution

The fourth proportional to 997,440,038.40, 1,496,301,775.20 and 307,275,326.40 is: 460,956,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,440,038.40 : 1,496,301,775.20 = 307,275,326.40 : x
  2. Step 2: Convert to fraction form
    997,440,038.40/1,496,301,775.20 = 307,275,326.40/x
  3. Step 3: Cross multiply
    997,440,038.40x = 1,496,301,775.20 × 307,275,326.40
  4. Step 4: Simplify right side
    997,440,038.40x = 459,776,616,367,479,424
  5. Step 5: Solve for x
    x = 459,776,616,367,479,424/997,440,038.40
  6. Step 6: Final answer
    x = 460,956,647.68

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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.