Home / 126,388,718.14-174,421,817.61-70,634,136.93

Finding the Fourth Proportional to 126,388,718.14, 174,421,817.61 and 70,634,136.93

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Solution

The fourth proportional to 126,388,718.14, 174,421,817.61 and 70,634,136.93 is: 97,478,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,388,718.14 : 174,421,817.61 = 70,634,136.93 : x
  2. Step 2: Convert to fraction form
    126,388,718.14/174,421,817.61 = 70,634,136.93/x
  3. Step 3: Cross multiply
    126,388,718.14x = 174,421,817.61 × 70,634,136.93
  4. Step 4: Simplify right side
    126,388,718.14x = 12,320,134,547,725,264
  5. Step 5: Solve for x
    x = 12,320,134,547,725,264/126,388,718.14
  6. Step 6: Final answer
    x = 97,478,119.32

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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.