Home / 127,650,871,031.78-191,476,306,547.67-77,367,199,070.18

Finding the Fourth Proportional to 127,650,871,031.78, 191,476,306,547.67 and 77,367,199,070.18

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Solution

The fourth proportional to 127,650,871,031.78, 191,476,306,547.67 and 77,367,199,070.18 is: 116,050,798,605.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,650,871,031.78 : 191,476,306,547.67 = 77,367,199,070.18 : x
  2. Step 2: Convert to fraction form
    127,650,871,031.78/191,476,306,547.67 = 77,367,199,070.18/x
  3. Step 3: Cross multiply
    127,650,871,031.78x = 191,476,306,547.67 × 77,367,199,070.18
  4. Step 4: Simplify right side
    127,650,871,031.78x = 14,813,985,525,896,394,571,776
  5. Step 5: Solve for x
    x = 14,813,985,525,896,394,571,776/127,650,871,031.78
  6. Step 6: Final answer
    x = 116,050,798,605.27

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Double scale
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1.5x scale

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.