Home / 1,049,045,091.60-1,447,871,725.80-625,685,886.48

Finding the Fourth Proportional to 1,049,045,091.60, 1,447,871,725.80 and 625,685,886.48

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Solution

The fourth proportional to 1,049,045,091.60, 1,447,871,725.80 and 625,685,886.48 is: 863,559,547.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,045,091.60 : 1,447,871,725.80 = 625,685,886.48 : x
  2. Step 2: Convert to fraction form
    1,049,045,091.60/1,447,871,725.80 = 625,685,886.48/x
  3. Step 3: Cross multiply
    1,049,045,091.60x = 1,447,871,725.80 × 625,685,886.48
  4. Step 4: Simplify right side
    1,049,045,091.60x = 905,912,904,266,500,480
  5. Step 5: Solve for x
    x = 905,912,904,266,500,480/1,049,045,091.60
  6. Step 6: Final answer
    x = 863,559,547.17

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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.