Home / 93,312,466.20-139,968,699.30-47,878,853.40

Finding the Fourth Proportional to 93,312,466.20, 139,968,699.30 and 47,878,853.40

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Solution

The fourth proportional to 93,312,466.20, 139,968,699.30 and 47,878,853.40 is: 71,818,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,466.20 : 139,968,699.30 = 47,878,853.40 : x
  2. Step 2: Convert to fraction form
    93,312,466.20/139,968,699.30 = 47,878,853.40/x
  3. Step 3: Cross multiply
    93,312,466.20x = 139,968,699.30 × 47,878,853.40
  4. Step 4: Simplify right side
    93,312,466.20x = 6,701,540,834,373,383
  5. Step 5: Solve for x
    x = 6,701,540,834,373,383/93,312,466.20
  6. Step 6: Final answer
    x = 71,818,280.10

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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.