Finding the Fourth Proportional to 163,134,125,667.08, 225,114,949,864.68 and 89,886,257,348.12
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Solution
The fourth proportional to 163,134,125,667.08, 225,114,949,864.68 and 89,886,257,348.12 is: 124,037,446,081.27
Step by Step Solution
- Step 1: Write the proportion equation
163,134,125,667.08 : 225,114,949,864.68 = 89,886,257,348.12 : x - Step 2: Convert to fraction form
163,134,125,667.08/225,114,949,864.68 = 89,886,257,348.12/x - Step 3: Cross multiply
163,134,125,667.08x = 225,114,949,864.68 × 89,886,257,348.12 - Step 4: Simplify right side
163,134,125,667.08x = 20,234,740,316,445,754,785,792 - Step 5: Solve for x
x = 20,234,740,316,445,754,785,792/163,134,125,667.08 - Step 6: Final answer
x = 124,037,446,081.27
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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.