Home / 154,343,614.10-212,699,831.49-151,506,715.59

Finding the Fourth Proportional to 154,343,614.10, 212,699,831.49 and 151,506,715.59

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Solution

The fourth proportional to 154,343,614.10, 212,699,831.49 and 151,506,715.59 is: 208,790,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,343,614.10 : 212,699,831.49 = 151,506,715.59 : x
  2. Step 2: Convert to fraction form
    154,343,614.10/212,699,831.49 = 151,506,715.59/x
  3. Step 3: Cross multiply
    154,343,614.10x = 212,699,831.49 × 151,506,715.59
  4. Step 4: Simplify right side
    154,343,614.10x = 32,225,452,875,596,360
  5. Step 5: Solve for x
    x = 32,225,452,875,596,360/154,343,614.10
  6. Step 6: Final answer
    x = 208,790,321.93

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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.