Home / 532,478,427.86-798,803,468.10-164,013,208.74

Finding the Fourth Proportional to 532,478,427.86, 798,803,468.10 and 164,013,208.74

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Solution

The fourth proportional to 532,478,427.86, 798,803,468.10 and 164,013,208.74 is: 246,046,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,478,427.86 : 798,803,468.10 = 164,013,208.74 : x
  2. Step 2: Convert to fraction form
    532,478,427.86/798,803,468.10 = 164,013,208.74/x
  3. Step 3: Cross multiply
    532,478,427.86x = 798,803,468.10 × 164,013,208.74
  4. Step 4: Simplify right side
    532,478,427.86x = 131,014,319,955,721,248
  5. Step 5: Solve for x
    x = 131,014,319,955,721,248/532,478,427.86
  6. Step 6: Final answer
    x = 246,046,249.20

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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.