Home / 703,636,734.36-971,031,531.90-386,113,360.92

Finding the Fourth Proportional to 703,636,734.36, 971,031,531.90 and 386,113,360.92

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Solution

The fourth proportional to 703,636,734.36, 971,031,531.90 and 386,113,360.92 is: 532,843,483.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,636,734.36 : 971,031,531.90 = 386,113,360.92 : x
  2. Step 2: Convert to fraction form
    703,636,734.36/971,031,531.90 = 386,113,360.92/x
  3. Step 3: Cross multiply
    703,636,734.36x = 971,031,531.90 × 386,113,360.92
  4. Step 4: Simplify right side
    703,636,734.36x = 374,928,248,341,205,184
  5. Step 5: Solve for x
    x = 374,928,248,341,205,184/703,636,734.36
  6. Step 6: Final answer
    x = 532,843,483.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.