Home / 93,076,812.07-128,444,433.60-51,264,771.03

Finding the Fourth Proportional to 93,076,812.07, 128,444,433.60 and 51,264,771.03

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Solution

The fourth proportional to 93,076,812.07, 128,444,433.60 and 51,264,771.03 is: 70,744,520.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,076,812.07 : 128,444,433.60 = 51,264,771.03 : x
  2. Step 2: Convert to fraction form
    93,076,812.07/128,444,433.60 = 51,264,771.03/x
  3. Step 3: Cross multiply
    93,076,812.07x = 128,444,433.60 × 51,264,771.03
  4. Step 4: Simplify right side
    93,076,812.07x = 6,584,674,478,582,038
  5. Step 5: Solve for x
    x = 6,584,674,478,582,038/93,076,812.07
  6. Step 6: Final answer
    x = 70,744,520.92

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1.5x scale

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.