Home / 12,477,918,693.60-18,712,343,077.20-4,197,075,890.40

Finding the Fourth Proportional to 12,477,918,693.60, 18,712,343,077.20 and 4,197,075,890.40

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Solution

The fourth proportional to 12,477,918,693.60, 18,712,343,077.20 and 4,197,075,890.40 is: 6,294,088,454.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,477,918,693.60 : 18,712,343,077.20 = 4,197,075,890.40 : x
  2. Step 2: Convert to fraction form
    12,477,918,693.60/18,712,343,077.20 = 4,197,075,890.40/x
  3. Step 3: Cross multiply
    12,477,918,693.60x = 18,712,343,077.20 × 4,197,075,890.40
  4. Step 4: Simplify right side
    12,477,918,693.60x = 78,537,123,982,209,466,368
  5. Step 5: Solve for x
    x = 78,537,123,982,209,466,368/12,477,918,693.60
  6. Step 6: Final answer
    x = 6,294,088,454.23

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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.