Home / 102,411,996,140.70-141,325,486,526.91-56,688,145,753.40

Finding the Fourth Proportional to 102,411,996,140.70, 141,325,486,526.91 and 56,688,145,753.40

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Solution

The fourth proportional to 102,411,996,140.70, 141,325,486,526.91 and 56,688,145,753.40 is: 78,227,942,827.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,411,996,140.70 : 141,325,486,526.91 = 56,688,145,753.40 : x
  2. Step 2: Convert to fraction form
    102,411,996,140.70/141,325,486,526.91 = 56,688,145,753.40/x
  3. Step 3: Cross multiply
    102,411,996,140.70x = 141,325,486,526.91 × 56,688,145,753.40
  4. Step 4: Simplify right side
    102,411,996,140.70x = 8,011,479,778,907,642,658,816
  5. Step 5: Solve for x
    x = 8,011,479,778,907,642,658,816/102,411,996,140.70
  6. Step 6: Final answer
    x = 78,227,942,827.14

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1.5x scale

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.