Home / 145,678,482.66-218,673,281.20-62,721,317.58

Finding the Fourth Proportional to 145,678,482.66, 218,673,281.20 and 62,721,317.58

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Solution

The fourth proportional to 145,678,482.66, 218,673,281.20 and 62,721,317.58 is: 94,148,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,678,482.66 : 218,673,281.20 = 62,721,317.58 : x
  2. Step 2: Convert to fraction form
    145,678,482.66/218,673,281.20 = 62,721,317.58/x
  3. Step 3: Cross multiply
    145,678,482.66x = 218,673,281.20 × 62,721,317.58
  4. Step 4: Simplify right side
    145,678,482.66x = 13,715,476,316,405,842
  5. Step 5: Solve for x
    x = 13,715,476,316,405,842/145,678,482.66
  6. Step 6: Final answer
    x = 94,148,950.94

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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.