Home / 93,312,070.30-139,968,105.45-28,625,859.10

Finding the Fourth Proportional to 93,312,070.30, 139,968,105.45 and 28,625,859.10

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Solution

The fourth proportional to 93,312,070.30, 139,968,105.45 and 28,625,859.10 is: 42,938,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,070.30 : 139,968,105.45 = 28,625,859.10 : x
  2. Step 2: Convert to fraction form
    93,312,070.30/139,968,105.45 = 28,625,859.10/x
  3. Step 3: Cross multiply
    93,312,070.30x = 139,968,105.45 × 28,625,859.10
  4. Step 4: Simplify right side
    93,312,070.30x = 4,006,707,265,105,642
  5. Step 5: Solve for x
    x = 4,006,707,265,105,642/93,312,070.30
  6. Step 6: Final answer
    x = 42,938,788.65

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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.