Home / 7,105,261,062.30-9,804,871,808.46-3,889,548,970.80

Finding the Fourth Proportional to 7,105,261,062.30, 9,804,871,808.46 and 3,889,548,970.80

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Solution

The fourth proportional to 7,105,261,062.30, 9,804,871,808.46 and 3,889,548,970.80 is: 5,367,364,931.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,261,062.30 : 9,804,871,808.46 = 3,889,548,970.80 : x
  2. Step 2: Convert to fraction form
    7,105,261,062.30/9,804,871,808.46 = 3,889,548,970.80/x
  3. Step 3: Cross multiply
    7,105,261,062.30x = 9,804,871,808.46 × 3,889,548,970.80
  4. Step 4: Simplify right side
    7,105,261,062.30x = 38,136,529,051,421,523,968
  5. Step 5: Solve for x
    x = 38,136,529,051,421,523,968/7,105,261,062.30
  6. Step 6: Final answer
    x = 5,367,364,931.00

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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.