Home / 14,486,688,007.80-21,730,032,011.70-4,146,971,911.80

Finding the Fourth Proportional to 14,486,688,007.80, 21,730,032,011.70 and 4,146,971,911.80

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Solution

The fourth proportional to 14,486,688,007.80, 21,730,032,011.70 and 4,146,971,911.80 is: 6,220,457,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,688,007.80 : 21,730,032,011.70 = 4,146,971,911.80 : x
  2. Step 2: Convert to fraction form
    14,486,688,007.80/21,730,032,011.70 = 4,146,971,911.80/x
  3. Step 3: Cross multiply
    14,486,688,007.80x = 21,730,032,011.70 × 4,146,971,911.80
  4. Step 4: Simplify right side
    14,486,688,007.80x = 90,113,832,395,034,755,072
  5. Step 5: Solve for x
    x = 90,113,832,395,034,755,072/14,486,688,007.80
  6. Step 6: Final answer
    x = 6,220,457,867.70

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Double scale
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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.