Home / 102,563,614.40-153,845,421.60-30,760,030.40

Finding the Fourth Proportional to 102,563,614.40, 153,845,421.60 and 30,760,030.40

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Solution

The fourth proportional to 102,563,614.40, 153,845,421.60 and 30,760,030.40 is: 46,140,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,563,614.40 : 153,845,421.60 = 30,760,030.40 : x
  2. Step 2: Convert to fraction form
    102,563,614.40/153,845,421.60 = 30,760,030.40/x
  3. Step 3: Cross multiply
    102,563,614.40x = 153,845,421.60 × 30,760,030.40
  4. Step 4: Simplify right side
    102,563,614.40x = 4,732,289,845,316,816
  5. Step 5: Solve for x
    x = 4,732,289,845,316,816/102,563,614.40
  6. Step 6: Final answer
    x = 46,140,045.60

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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.