Home / 14,486,688,607.80-21,730,032,911.70-7,874,712,262.20

Finding the Fourth Proportional to 14,486,688,607.80, 21,730,032,911.70 and 7,874,712,262.20

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Solution

The fourth proportional to 14,486,688,607.80, 21,730,032,911.70 and 7,874,712,262.20 is: 11,812,068,393.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,688,607.80 : 21,730,032,911.70 = 7,874,712,262.20 : x
  2. Step 2: Convert to fraction form
    14,486,688,607.80/21,730,032,911.70 = 7,874,712,262.20/x
  3. Step 3: Cross multiply
    14,486,688,607.80x = 21,730,032,911.70 × 7,874,712,262.20
  4. Step 4: Simplify right side
    14,486,688,607.80x = 171,117,756,627,773,554,688
  5. Step 5: Solve for x
    x = 171,117,756,627,773,554,688/14,486,688,607.80
  6. Step 6: Final answer
    x = 11,812,068,393.30

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1.5x scale

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.