Home / 289,533,421,155.10-434,362,959,124.26-88,069,920,218.24

Finding the Fourth Proportional to 289,533,421,155.10, 434,362,959,124.26 and 88,069,920,218.24

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Solution

The fourth proportional to 289,533,421,155.10, 434,362,959,124.26 and 88,069,920,218.24 is: 132,123,991,086.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,533,421,155.10 : 434,362,959,124.26 = 88,069,920,218.24 : x
  2. Step 2: Convert to fraction form
    289,533,421,155.10/434,362,959,124.26 = 88,069,920,218.24/x
  3. Step 3: Cross multiply
    289,533,421,155.10x = 434,362,959,124.26 × 88,069,920,218.24
  4. Step 4: Simplify right side
    289,533,421,155.10x = 38,254,311,155,830,051,831,808
  5. Step 5: Solve for x
    x = 38,254,311,155,830,051,831,808/289,533,421,155.10
  6. Step 6: Final answer
    x = 132,123,991,086.12

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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.