Home / 191,603,870.50-264,413,457.12-103,497,907.10

Finding the Fourth Proportional to 191,603,870.50, 264,413,457.12 and 103,497,907.10

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Solution

The fourth proportional to 191,603,870.50, 264,413,457.12 and 103,497,907.10 is: 142,827,174.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,603,870.50 : 264,413,457.12 = 103,497,907.10 : x
  2. Step 2: Convert to fraction form
    191,603,870.50/264,413,457.12 = 103,497,907.10/x
  3. Step 3: Cross multiply
    191,603,870.50x = 264,413,457.12 × 103,497,907.10
  4. Step 4: Simplify right side
    191,603,870.50x = 27,366,239,421,547,648
  5. Step 5: Solve for x
    x = 27,366,239,421,547,648/191,603,870.50
  6. Step 6: Final answer
    x = 142,827,174.37

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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.