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Finding the Fourth Proportional to 93,312,148.90, 139,968,223.35 and 93,312,148.90

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Solution

The fourth proportional to 93,312,148.90, 139,968,223.35 and 93,312,148.90 is: 139,968,223.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,148.90 : 139,968,223.35 = 93,312,148.90 : x
  2. Step 2: Convert to fraction form
    93,312,148.90/139,968,223.35 = 93,312,148.90/x
  3. Step 3: Cross multiply
    93,312,148.90x = 139,968,223.35 × 93,312,148.90
  4. Step 4: Simplify right side
    93,312,148.90x = 13,060,735,698,503,658
  5. Step 5: Solve for x
    x = 13,060,735,698,503,658/93,312,148.90
  6. Step 6: Final answer
    x = 139,968,223.35

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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.