Home / 93,312,098.80-139,968,148.20-28,625,887.60

Finding the Fourth Proportional to 93,312,098.80, 139,968,148.20 and 28,625,887.60

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Solution

The fourth proportional to 93,312,098.80, 139,968,148.20 and 28,625,887.60 is: 42,938,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,098.80 : 139,968,148.20 = 28,625,887.60 : x
  2. Step 2: Convert to fraction form
    93,312,098.80/139,968,148.20 = 28,625,887.60/x
  3. Step 3: Cross multiply
    93,312,098.80x = 139,968,148.20 × 28,625,887.60
  4. Step 4: Simplify right side
    93,312,098.80x = 4,006,712,477,953,342
  5. Step 5: Solve for x
    x = 4,006,712,477,953,342/93,312,098.80
  6. Step 6: Final answer
    x = 42,938,831.40

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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.