Home / 122,090,547.48-168,484,916.85-67,089,946.92

Finding the Fourth Proportional to 122,090,547.48, 168,484,916.85 and 67,089,946.92

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Solution

The fourth proportional to 122,090,547.48, 168,484,916.85 and 67,089,946.92 is: 92,584,105.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,090,547.48 : 168,484,916.85 = 67,089,946.92 : x
  2. Step 2: Convert to fraction form
    122,090,547.48/168,484,916.85 = 67,089,946.92/x
  3. Step 3: Cross multiply
    122,090,547.48x = 168,484,916.85 × 67,089,946.92
  4. Step 4: Simplify right side
    122,090,547.48x = 11,303,644,128,287,114
  5. Step 5: Solve for x
    x = 11,303,644,128,287,114/122,090,547.48
  6. Step 6: Final answer
    x = 92,584,105.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.