Home / 831,675,162.40-1,246,169,050.80-524,417,408.80

Finding the Fourth Proportional to 831,675,162.40, 1,246,169,050.80 and 524,417,408.80

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Solution

The fourth proportional to 831,675,162.40, 1,246,169,050.80 and 524,417,408.80 is: 785,778,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,675,162.40 : 1,246,169,050.80 = 524,417,408.80 : x
  2. Step 2: Convert to fraction form
    831,675,162.40/1,246,169,050.80 = 524,417,408.80/x
  3. Step 3: Cross multiply
    831,675,162.40x = 1,246,169,050.80 × 524,417,408.80
  4. Step 4: Simplify right side
    831,675,162.40x = 653,512,744,547,291,520
  5. Step 5: Solve for x
    x = 653,512,744,547,291,520/831,675,162.40
  6. Step 6: Final answer
    x = 785,778,840.22

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1.5x scale

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.