Home / 98,997,681,346.61-148,507,148,831.51-42,343,428,267.41

Finding the Fourth Proportional to 98,997,681,346.61, 148,507,148,831.51 and 42,343,428,267.41

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Solution

The fourth proportional to 98,997,681,346.61, 148,507,148,831.51 and 42,343,428,267.41 is: 63,519,687,715.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,997,681,346.61 : 148,507,148,831.51 = 42,343,428,267.41 : x
  2. Step 2: Convert to fraction form
    98,997,681,346.61/148,507,148,831.51 = 42,343,428,267.41/x
  3. Step 3: Cross multiply
    98,997,681,346.61x = 148,507,148,831.51 × 42,343,428,267.41
  4. Step 4: Simplify right side
    98,997,681,346.61x = 6,288,301,803,743,882,510,336
  5. Step 5: Solve for x
    x = 6,288,301,803,743,882,510,336/98,997,681,346.61
  6. Step 6: Final answer
    x = 63,519,687,715.99

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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.