Home / 1,259,908,413,681.50-1,738,655,107,290.60-703,721,657,409.30

Finding the Fourth Proportional to 1,259,908,413,681.50, 1,738,655,107,290.60 and 703,721,657,409.30

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Solution

The fourth proportional to 1,259,908,413,681.50, 1,738,655,107,290.60 and 703,721,657,409.30 is: 971,125,552,047.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,908,413,681.50 : 1,738,655,107,290.60 = 703,721,657,409.30 : x
  2. Step 2: Convert to fraction form
    1,259,908,413,681.50/1,738,655,107,290.60 = 703,721,657,409.30/x
  3. Step 3: Cross multiply
    1,259,908,413,681.50x = 1,738,655,107,290.60 × 703,721,657,409.30
  4. Step 4: Simplify right side
    1,259,908,413,681.50x = 1,223,529,253,765,685,627,060,224
  5. Step 5: Solve for x
    x = 1,223,529,253,765,685,627,060,224/1,259,908,413,681.50
  6. Step 6: Final answer
    x = 971,125,552,047.46

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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.