Home / 3,506,445,009.34-4,838,896,721.72-1,898,912,482.78

Finding the Fourth Proportional to 3,506,445,009.34, 4,838,896,721.72 and 1,898,912,482.78

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Solution

The fourth proportional to 3,506,445,009.34, 4,838,896,721.72 and 1,898,912,482.78 is: 2,620,500,639.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506,445,009.34 : 4,838,896,721.72 = 1,898,912,482.78 : x
  2. Step 2: Convert to fraction form
    3,506,445,009.34/4,838,896,721.72 = 1,898,912,482.78/x
  3. Step 3: Cross multiply
    3,506,445,009.34x = 4,838,896,721.72 × 1,898,912,482.78
  4. Step 4: Simplify right side
    3,506,445,009.34x = 9,188,641,387,723,639,808
  5. Step 5: Solve for x
    x = 9,188,641,387,723,639,808/3,506,445,009.34
  6. Step 6: Final answer
    x = 2,620,500,639.04

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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.