Home / 362,166,811,430.77-499,775,648,673.66-197,364,830,963.72

Finding the Fourth Proportional to 362,166,811,430.77, 499,775,648,673.66 and 197,364,830,963.72

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Solution

The fourth proportional to 362,166,811,430.77, 499,775,648,673.66 and 197,364,830,963.72 is: 272,355,537,026.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,166,811,430.77 : 499,775,648,673.66 = 197,364,830,963.72 : x
  2. Step 2: Convert to fraction form
    362,166,811,430.77/499,775,648,673.66 = 197,364,830,963.72/x
  3. Step 3: Cross multiply
    362,166,811,430.77x = 499,775,648,673.66 × 197,364,830,963.72
  4. Step 4: Simplify right side
    362,166,811,430.77x = 98,638,136,420,260,420,517,888
  5. Step 5: Solve for x
    x = 98,638,136,420,260,420,517,888/362,166,811,430.77
  6. Step 6: Final answer
    x = 272,355,537,026.11

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Double scale
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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.