Home / 187,140,803.04-280,774,946.16-100,887,501.60

Finding the Fourth Proportional to 187,140,803.04, 280,774,946.16 and 100,887,501.60

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Solution

The fourth proportional to 187,140,803.04, 280,774,946.16 and 100,887,501.60 is: 151,365,615.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,140,803.04 : 280,774,946.16 = 100,887,501.60 : x
  2. Step 2: Convert to fraction form
    187,140,803.04/280,774,946.16 = 100,887,501.60/x
  3. Step 3: Cross multiply
    187,140,803.04x = 280,774,946.16 × 100,887,501.60
  4. Step 4: Simplify right side
    187,140,803.04x = 28,326,682,829,956,916
  5. Step 5: Solve for x
    x = 28,326,682,829,956,916/187,140,803.04
  6. Step 6: Final answer
    x = 151,365,615.46

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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.