Home / 612,326,881.12-918,493,975.32-152,265,050.44

Finding the Fourth Proportional to 612,326,881.12, 918,493,975.32 and 152,265,050.44

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Solution

The fourth proportional to 612,326,881.12, 918,493,975.32 and 152,265,050.44 is: 228,398,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,326,881.12 : 918,493,975.32 = 152,265,050.44 : x
  2. Step 2: Convert to fraction form
    612,326,881.12/918,493,975.32 = 152,265,050.44/x
  3. Step 3: Cross multiply
    612,326,881.12x = 918,493,975.32 × 152,265,050.44
  4. Step 4: Simplify right side
    612,326,881.12x = 139,854,531,480,935,920
  5. Step 5: Solve for x
    x = 139,854,531,480,935,920/612,326,881.12
  6. Step 6: Final answer
    x = 228,398,484.20

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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.