Home / 130,549,604,482.64-195,864,371,417.64-66,852,050,621.60

Finding the Fourth Proportional to 130,549,604,482.64, 195,864,371,417.64 and 66,852,050,621.60

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Solution

The fourth proportional to 130,549,604,482.64, 195,864,371,417.64 and 66,852,050,621.60 is: 100,298,541,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,549,604,482.64 : 195,864,371,417.64 = 66,852,050,621.60 : x
  2. Step 2: Convert to fraction form
    130,549,604,482.64/195,864,371,417.64 = 66,852,050,621.60/x
  3. Step 3: Cross multiply
    130,549,604,482.64x = 195,864,371,417.64 × 66,852,050,621.60
  4. Step 4: Simplify right side
    130,549,604,482.64x = 13,093,934,872,979,933,495,296
  5. Step 5: Solve for x
    x = 13,093,934,872,979,933,495,296/130,549,604,482.64
  6. Step 6: Final answer
    x = 100,298,541,116.77

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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.