Home / 13,249,748,601.60-19,857,742,761.60-7,041,887,865.60

Finding the Fourth Proportional to 13,249,748,601.60, 19,857,742,761.60 and 7,041,887,865.60

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Solution

The fourth proportional to 13,249,748,601.60, 19,857,742,761.60 and 7,041,887,865.60 is: 10,553,860,453.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249,748,601.60 : 19,857,742,761.60 = 7,041,887,865.60 : x
  2. Step 2: Convert to fraction form
    13,249,748,601.60/19,857,742,761.60 = 7,041,887,865.60/x
  3. Step 3: Cross multiply
    13,249,748,601.60x = 19,857,742,761.60 × 7,041,887,865.60
  4. Step 4: Simplify right side
    13,249,748,601.60x = 139,835,997,791,117,262,848
  5. Step 5: Solve for x
    x = 139,835,997,791,117,262,848/13,249,748,601.60
  6. Step 6: Final answer
    x = 10,553,860,453.94

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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.