Home / 12,742,282,941.50-17,583,452,536.50-7,103,249,358.14

Finding the Fourth Proportional to 12,742,282,941.50, 17,583,452,536.50 and 7,103,249,358.14

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Solution

The fourth proportional to 12,742,282,941.50, 17,583,452,536.50 and 7,103,249,358.14 is: 9,801,983,562.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,742,282,941.50 : 17,583,452,536.50 = 7,103,249,358.14 : x
  2. Step 2: Convert to fraction form
    12,742,282,941.50/17,583,452,536.50 = 7,103,249,358.14/x
  3. Step 3: Cross multiply
    12,742,282,941.50x = 17,583,452,536.50 × 7,103,249,358.14
  4. Step 4: Simplify right side
    12,742,282,941.50x = 124,899,647,943,778,779,136
  5. Step 5: Solve for x
    x = 124,899,647,943,778,779,136/12,742,282,941.50
  6. Step 6: Final answer
    x = 9,801,983,562.69

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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.