Home / 145,800,368.40-218,732,045.40-43,574,739.60

Finding the Fourth Proportional to 145,800,368.40, 218,732,045.40 and 43,574,739.60

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Solution

The fourth proportional to 145,800,368.40, 218,732,045.40 and 43,574,739.60 is: 65,371,521.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,800,368.40 : 218,732,045.40 = 43,574,739.60 : x
  2. Step 2: Convert to fraction form
    145,800,368.40/218,732,045.40 = 43,574,739.60/x
  3. Step 3: Cross multiply
    145,800,368.40x = 218,732,045.40 × 43,574,739.60
  4. Step 4: Simplify right side
    145,800,368.40x = 9,531,191,920,480,378
  5. Step 5: Solve for x
    x = 9,531,191,920,480,378/145,800,368.40
  6. Step 6: Final answer
    x = 65,371,521.52

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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.