Home / 93,014,730.60-139,522,095.90-72,837,220.20

Finding the Fourth Proportional to 93,014,730.60, 139,522,095.90 and 72,837,220.20

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Solution

The fourth proportional to 93,014,730.60, 139,522,095.90 and 72,837,220.20 is: 109,255,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,014,730.60 : 139,522,095.90 = 72,837,220.20 : x
  2. Step 2: Convert to fraction form
    93,014,730.60/139,522,095.90 = 72,837,220.20/x
  3. Step 3: Cross multiply
    93,014,730.60x = 139,522,095.90 × 72,837,220.20
  4. Step 4: Simplify right side
    93,014,730.60x = 10,162,401,621,833,818
  5. Step 5: Solve for x
    x = 10,162,401,621,833,818/93,014,730.60
  6. Step 6: Final answer
    x = 109,255,830.30

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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.