Home / 93,312,078.05-139,968,117.08-42,195,764.45

Finding the Fourth Proportional to 93,312,078.05, 139,968,117.08 and 42,195,764.45

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Solution

The fourth proportional to 93,312,078.05, 139,968,117.08 and 42,195,764.45 is: 63,293,646.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,078.05 : 139,968,117.08 = 42,195,764.45 : x
  2. Step 2: Convert to fraction form
    93,312,078.05/139,968,117.08 = 42,195,764.45/x
  3. Step 3: Cross multiply
    93,312,078.05x = 139,968,117.08 × 42,195,764.45
  4. Step 4: Simplify right side
    93,312,078.05x = 5,906,061,698,817,703
  5. Step 5: Solve for x
    x = 5,906,061,698,817,703/93,312,078.05
  6. Step 6: Final answer
    x = 63,293,646.68

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Double scale
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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.