Home / 14,486,688,005.70-21,730,032,008.55-11,869,447,368.90

Finding the Fourth Proportional to 14,486,688,005.70, 21,730,032,008.55 and 11,869,447,368.90

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Solution

The fourth proportional to 14,486,688,005.70, 21,730,032,008.55 and 11,869,447,368.90 is: 17,804,171,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,688,005.70 : 21,730,032,008.55 = 11,869,447,368.90 : x
  2. Step 2: Convert to fraction form
    14,486,688,005.70/21,730,032,008.55 = 11,869,447,368.90/x
  3. Step 3: Cross multiply
    14,486,688,005.70x = 21,730,032,008.55 × 11,869,447,368.90
  4. Step 4: Simplify right side
    14,486,688,005.70x = 257,923,471,249,996,578,816
  5. Step 5: Solve for x
    x = 257,923,471,249,996,578,816/14,486,688,005.70
  6. Step 6: Final answer
    x = 17,804,171,053.35

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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.