Home / 9,709,297,510.48-13,398,865,875.77-5,253,961,886.98

Finding the Fourth Proportional to 9,709,297,510.48, 13,398,865,875.77 and 5,253,961,886.98

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Solution

The fourth proportional to 9,709,297,510.48, 13,398,865,875.77 and 5,253,961,886.98 is: 7,250,486,511.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709,297,510.48 : 13,398,865,875.77 = 5,253,961,886.98 : x
  2. Step 2: Convert to fraction form
    9,709,297,510.48/13,398,865,875.77 = 5,253,961,886.98/x
  3. Step 3: Cross multiply
    9,709,297,510.48x = 13,398,865,875.77 × 5,253,961,886.98
  4. Step 4: Simplify right side
    9,709,297,510.48x = 70,397,130,639,959,220,224
  5. Step 5: Solve for x
    x = 70,397,130,639,959,220,224/9,709,297,510.48
  6. Step 6: Final answer
    x = 7,250,486,511.92

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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.