Home / 74,663,779.60-111,995,669.40-59,547,235.60

Finding the Fourth Proportional to 74,663,779.60, 111,995,669.40 and 59,547,235.60

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Solution

The fourth proportional to 74,663,779.60, 111,995,669.40 and 59,547,235.60 is: 89,320,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,663,779.60 : 111,995,669.40 = 59,547,235.60 : x
  2. Step 2: Convert to fraction form
    74,663,779.60/111,995,669.40 = 59,547,235.60/x
  3. Step 3: Cross multiply
    74,663,779.60x = 111,995,669.40 × 59,547,235.60
  4. Step 4: Simplify right side
    74,663,779.60x = 6,669,032,511,941,511
  5. Step 5: Solve for x
    x = 6,669,032,511,941,511/74,663,779.60
  6. Step 6: Final answer
    x = 89,320,853.40

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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.