Home / 154,343,613.10-212,699,830.11-151,506,714.59

Finding the Fourth Proportional to 154,343,613.10, 212,699,830.11 and 151,506,714.59

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Solution

The fourth proportional to 154,343,613.10, 212,699,830.11 and 151,506,714.59 is: 208,790,320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,343,613.10 : 212,699,830.11 = 151,506,714.59 : x
  2. Step 2: Convert to fraction form
    154,343,613.10/212,699,830.11 = 151,506,714.59/x
  3. Step 3: Cross multiply
    154,343,613.10x = 212,699,830.11 × 151,506,714.59
  4. Step 4: Simplify right side
    154,343,613.10x = 32,225,452,453,817,260
  5. Step 5: Solve for x
    x = 32,225,452,453,817,260/154,343,613.10
  6. Step 6: Final answer
    x = 208,790,320.55

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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.